a. The sample mean for U is 21.55 and the sample mean for F is 8.39.
b. sample median for U is 17 and the sample median for F is 8.
c. trimmed mean for U is 17 and the trimmed mean for F is 7.95.
d. trimmed percentage for U is 18.18% and the trimmed percentage for F is 13.33%.
a) Sample mean can be calculated by adding values and dividing the sum by the number of the values.
< Strong > Mean(U) < / Strong > =
[tex]\frac{6.0 +5.0 + 11.0 + 33.0 + 4.0+5.0+80.0+18.0 + 35.0+17.0+23.0}{11}[/tex] = 21.55
< Strong > Mean(F) < / Strong > = [tex]\frac{2.0 + 15.0 + 12.0 + 8.0 + 8.0 + 7.0 + 6.0 + 19.0 + 3.0+9.8+22.0+9.6+2.0+2.0+0.5}{15}[/tex] = 8.39
b) Sample median is the middle value of a sorted sample:
Sorted(U)= [ 4., 5., 5., 6., 11., 17., 18., 23., 33., 35., 80.]
Sorted(F)=[ 0.5, 2. , 2. , 2. , 3. , 6. , 7. , 8. , 8. , 9.6, 9.8, 12. , 15. , 19. , 22.]
Median(U)=17, which is the 6th (middle) value
Median(F)=8, which is the 8th (middle) value
c) If we delete the smallest and largest observation, we have:
U= [ 5., 5., 6., 11., 17., 18., 23., 33., 35., ]
F= [ 2. , 2. , 2. , 3. , 6. , 7. , 8. , 8. , 9.6, 9.8, 12. , 15. , 19. ]
Using the above equation for the new samples, we have:
TrimmedMean(U)= 17
TrimmedMean(F)=7.95
d) Trimming percentages can be found by dividing the number of removed values by the old sample size
That is, for U: [tex]\frac{2}{11} = 0.18[/tex] 18.18%
for F: [tex]\frac{2}{15} = 0.13[/tex] ,13.33%
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Help, needed ASAP, Thank you!!
Answer:
x = 11 , CE = 98
Step-by-step explanation:
• If 2 chords are congruent, then they are equidistant from its centre , so
CE = FC , that is
10x - 12 = 8x + 10 ( subtract 8x from both sides )
2x - 12 = 10 ( add 12 to both sides )
2x = 22 ( divide both sides by 2 )
x = 11
Then
CE = 10x - 12 = 10(11) - 12 = 110 - 12 = 98
Helloooo I’m literally struggling help
Answer: 180 degrees
Step-by-step explanation:
If there are two parallel lines such as we could see in the problem, you can basically carry some angles to the other corners if these corners show the same direction.
In this case, you can carry "a" angle to the corner which is at the top of the "b" angle. Then, you can notice that a and b angles are complementary to 180 degrees for each other. So, this is the answer.
Note: Actually, you can also realize that these two corners at the intersections of the lines should have the same angle otherwise there would be no parallelism.
Type the correct answer in each box. Use numerals instead of words. If necessary, use / for the fraction bar(s). The diagram shows how much fruit juice, sugar, and iced tea are used to create a pitcher of fruit tea. For every 1 cup of fruit juice, cup(s) of sugar are used. For every 1 cup of fruit juice, cup(s) of iced tea are used.
Based on the diagram presented, it can be concluded that for every 1 cup of fruit juice, 1.2 cups of iced tea and 0.6 cup of sugar are used.
What does the diagram show?The diagram shows the three ingredients required to prepare a pitcher of fruit tea and the amount of the ingredients required.
How much sugar and iced tea is required for 1 cup of fruit juice?Ingredients required:
Fruit juce: 2.5 cups
Sugar: 1.5 cups
Iced tea: 3 cups
Let's use the rule of three to find the answer:
Sugar required:
2.5 cups = 1.5 cups
1 cup = x
x= 1.5 / 2.5 = 0.6 cups
Iced tea required:
2.5 cups = 3 cups
1 cup = x
x = 3 / 2.5 = 1.2
Note: Here you can find the missing diagram:
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an 5 in. by 7 in. photo is reduced so that the width (the shorter dimension) is 4 in. what is the length of the reduced photo? question 22 options: 5.60 in 3.75 in. 5.25 in. 4 in.
A photo with dimension 5 x 7 in is reduced so that the width becomes 4 in. The reduced size of the length of the photo is 5.6 in.
When two shapes are identical but differ in size, they are considered to be similar shapes. A similar shape can be created by scaling all of the lengths of the original shape. This means they've been stretched or shrunk in the same proportions. This is referred to as the scale factor.
In this case, the original photo and the smaller photo are similar shapes. Hence, the proportion of the corresponding sides have to be the same.
We can find the scale factor as:
Scale factor = reduced width / initial width
= 4 in. / 5 in. = 0.8
The length has to be reduces at the same scale factor. Therefore,
reduce length = 0.8 x 7 in = 5.6 in.
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HELPPPP ME ANSWER THIS I WILL PAY YOU PLEASEE!
As stated in the problem, the equation can be modeled by the equation:
[tex]y=0.35x[/tex]
The problem also defines the meaning of these variables:
y = bounce height in feet
x = release height in feet
Now, the question asks "If the ball is released from a height of 70 feet, what is the height the ball will achieve after the first bounce?"
From this question, we know that we want to solve for bounce height (y). We are also given the release height (x) of 70. Plug this value into the equation we were given at the start.
[tex]y=0.35(70)[/tex]
Now, just multiply the two values together:
[tex]y=24.5[/tex]
Therefore, we now know that the ball achieved a bounce height of 24.5 ft on the first bounce!
Explain how u got answer pls help
D) 3-2 (s-1) = 13+6s
Answer: -1
E) 2 (n+9) = -6 (2n-5) +8
Answer: 10/7
F) 5 (4k-3) -5k = 10+2 (3k+1)
Answer: 3
Answer:
See below
Step-by-step explanation:
Better description of what you want.
D)
3 - 2(s - 1) = 13 + 6s Distribute the -2
3 -2s + 2 = 13 + 6s Combine like terms
5 - 2s = 13 + 6s Add 2s to both sides
5 - 2s + 2s = 13 + 6s + 2s
5 = 13 + 8s Subtract 13 from both sides
5 - 13 = 13 - 13 + 8s
-8 = 8s Divide both sides by 8
[tex]\frac{-8}{8}[/tex] = [tex]\frac{8s}{8}[/tex]
-1 = s
E)
2(n + 9) = -6 (2n-5) + 8 Distribute the 2 nd the -6
2n + 18 = -12n + 30 + 8 Combine like terms
2n + 18 = -12n + 38 Add 12n to both sides
2n + 12n + 18 = -12n + 12n + 38
14n + 18 = 38 Subtract 18 from both sides
14n + 18 - 18 = 38 - 18
14n = 20 Divide both sides by 14
[tex]\frac{14n}{14}[/tex] = [tex]\frac{20}{14}[/tex]
n = [tex]\frac{20}{14}[/tex] Divide the numerator and denominator by 2 to simplify
n = [tex]\frac{10}{7}[/tex]
F)
5(4k -3) -5k = 10 +2(3k + 1) Distribute the 5 and the 2
20k -15 - 5k = 10 +6k +2 Combine like terms
15k - 15 = 12 + 6k Subtract 6k from both sides
15k - 6k - 15 = 12 + 6k -6k
9k -15 = 12 Add 15 to both sides
9k - 15 + 15 = 12 + 15
9k = 27 Divide both sides by 9
[tex]\frac{9k}{9}[/tex] = [tex]\frac{27}{9}[/tex]
k = 3
A chord of the circle with centre O and radiu 10 cm, ubtend an angle
of 120° at the centre of the circle. Find the area of the major ector and
the area of minor egment. (Ue = 3. 14 √3 = 1. 732
The area of the minor sector is 33.33 cm^2 and the area of minor segment is 53.27 cm^2.
A chord of a circle is a straight line segment that connects any two points on the circumference of the circle.
The area of the major sector can be found by using the formula:
Area of major sector = (Angle of sector / 360) * π * r^2
Where the angle of sector is 120°, and the radius of the circle is 10cm.
So the area of the major sector = (120/360) * π * (10 cm)^2 = (1/3) * π * 100 cm^2 = 33.33 cm^2
To find the area of the minor segment, we need to find the area of the minor sector and then subtract it from the area of the triangle formed by the center of the circle, the midpoint of the chord, and the endpoint of the chord.
The area of the minor segment = area of the triangle - area of the minor sector
As the angle subtended by the chord is 120°, the minor sector will subtend an angle of (360-120) = 240°.
So the area of the minor sector = (120/360) * π * (10 cm)^2 = (2/3) * π * 100 cm^2 = 33.33 cm^2
The area of the triangle can be found by using the formula:
Area of the triangle = (1/2) * b * h
Where b is the distance between the center of the circle and the midpoint of the chord and h is the length of the altitude drawn from the center of the circle to the chord.
So the area of the minor segment = (1/2) * (10cm) * (10cm) * sin(120/2) -33.33 cm^2 = 50*sqrt(3) - 33.33 cm^2=53.27 cm^2
Therefore, the area of the minor sector is 33.33 cm^2 and the area of minor segment is 53.27 cm^2.
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Which is the graph of y--x+2
Given line equation y=x+2
Compare above equation with slope intercept form y=mx+b
slope m=1 and y-intercept=(0,2)
Here it is line equation graph
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What are the 5 types of system?
DSS help users make decisions by providing them with access to information, analytical tools, and models. ES are designed to emulate the decision-making capabilities of experts in a particular field. Finally, AI systems are designed to mimic human intelligence and behavior.
1. Transaction Processing Systems (TPS)
2. Management Information Systems (MIS)
3. Decision Support Systems (DSS)
4. Expert Systems (ES)
5. Artificial Intelligence (AI)
1. Transaction Processing Systems (TPS): These systems are designed to capture, store, update and retrieve transaction data for business operations. Examples include point-of-sale systems, accounting systems and inventory control systems.
2. Management Information Systems (MIS): These systems are designed to provide managers and decision makers with the information they need to make informed decisions. Examples include financial reporting systems, sales tracking systems, and customer service systems.
3. Decision Support Systems (DSS): These systems are designed to help users make decisions by providing them with access to information, analytical tools, and models. Examples include budgeting systems, forecasting systems, and data mining systems.
4. Expert Systems (ES): These systems are designed to emulate the decision-making capabilities of experts in a particular field. Examples include medical diagnosis systems, legal advice systems, and financial planning systems.
5. Artificial Intelligence (AI): These systems are designed to mimic human intelligence and behavior. Examples include natural language processing systems, robotics systems, and machine learning algorithms.
The five main types of systems are Transaction Processing Systems (TPS), Management Information Systems (MIS), Decision Support Systems (DSS), Expert Systems (ES), and Artificial Intelligence (AI). TPS are designed to capture, store, update and retrieve transaction data for business operations, while MIS provide managers and decision makers with the information they need to make informed decisions. DSS help users make decisions by providing them with access to information, analytical tools, and models. ES are designed to emulate the decision-making capabilities of experts in a particular field. Finally, AI systems are designed to mimic human intelligence and behavior.
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What is the best approximation for the circumference of a circle with a radius of 18 ft? use 3.14 to approximate pi. responses 21.1 ft 21.1 ft 36 ft 36 ft, 56.5 ft 56.5 ft 113.04 ft
The circumference of a circle with a radius of 18 feet is 113.04 ft.
The distance around the circle's edge is referred to as the circumference. It is a basic characteristic of a circle and is incorporated into a number of geometric and trigonometric calculations.
C = 2πr, where C is the circumference, is a mathematical constant, and r is the circle's radius, is the formula for calculating a circle's circumference. An irrational number is one that contains an endless number of decimal places and cannot be stated as a ratio of integers. However, the value of is roughly 3.14 for the majority of practical purposes.
The circle's radius in the provided situation is 18 feet. We can use pi = 3.14 to determine the closest approximation for the circumference of this circle.
C = 2πr = 23.1418 = 113.04 feet.
So ,the circumference of circle is 113.04 feet.
Therefore, 113.04 feet is a circle's circumference with a radius of 18 feet.
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the image is the question
The number of 2-button special moves possible with the controller is 42 combinations.
Define the term combination of the numbers?Combination is still a mathematical method for counting the number of potential configurations in a set of elements where the orientation of the selection is irrelevant. You can choose the components of combos in any order. Permutations and combinations can be mixed up. A combination would be a selection of the whole or a portion of a group of items, regardless of the sequence in which the items are chosen.For the given query:
The number of total buttons : 4 + 3 = 7
Number of digits two be formed 2-button special moves.
So,
First place cane be filled with all 7 numbers.
Second place can be filled with remaining 6 numbers.
Thus,
= 7 x 6
= 42 combinations.
Thus, the number of 2-button special moves possible with the controller is 42 combinations.
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HELP PLEASE!!! Solve for x: 1 < x + 3 < 4
a) 4 > x > 7
b) 4 < x < 7
c) −2 > x > 1
d) −2 < x < 1
Simplifying the linear inequality, x has a value in the range of -2 to + 1 and can be expressed as -2 < x < 1
What is Linear InequalityA mathematical statement in which the maximum power of the variable is 1 is known as a linear inequality. The equation "ax + b c" or "ax + b > c" is used to describe it, where "a," "b," and "c" are constants and "x" is the variable. The collection of all 'x' values that satisfy the inequality is the solution to a linear inequality. A straight line on a coordinate plane represents the graph of a linear inequality.
In the given problem, the linear inequality is;
1 < x + 3 < 4
To solve for x, we have to subtract 3 from all sides of the inequality
-3 + 1 < x + 3 - 3 < 4 - 3
Simplifying this;
-2 < x < 1
The solution of value of x is between -2 to + 1
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cos-
4π
3
Find exact value
The exact value of the cosine ( (4π)/3) ] is -0.5.
What is the exact value of cos ( (4π)/3 )?
The exact value of the cosine function [ Cos ( (4π)/3) ] is calculated by resolving the pi radian into degrees as shown below.
π radian = 180 degrees
The exact value of the cosine ( (4π)/3) ] is calculated as
Cos ( ( 4π ) / 3 ) = cos ( 4 x 180 / 3 )
cos ( 4 x 180 / 3 ) = cos ( 4 x 60 )
cos ( 4 x 60 ) = cos ( 240 )
cos ( 240 ) = -0.5
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ASAP PLEASE! Find all the cube roots of -216.
Select the correct choice below and, if necessary, fill in the answer box to complete your choice.
A. The real cube root(s) of -216 is/are [].
B. There are no real cube roots of -216.
Answer:
A; -6
Step-by-step explanation:
Well, the cube root of 216 is just 6, and because the root is an odd number, we can allow negative numbers as the answer instead of imaginary numbers. Therefore the real cube root of -216 is just -6
define a function that transforms the parent root function with a horizontal compression by a factor of 5 and a downward shift of 10 units
a function that transforms the parent root function with a horizontal compression by a factor of 5 and a downward shift of 10 units is: [tex]f(x) = \sqrt[n]{5x} -10[/tex]
What is function?The function is a mathematical phrase, rule, or law that establishes the connection between an independent variable and a dependent variable (the another variable).
A function is described as a relationship between a group of inputs and one output each. A function is, to put it simply, a connection between inputs in which each input is connected to exactly one output.
Parent root function is given by:
[tex]f(x) = \sqrt[n]{x}[/tex]
According to rules-
Compression would be achieved by multiplying the by 5. So, we would have: [tex]\sqrt[n]{5x}[/tex]Downward vertical shift would be achieved by adding a to the function.So, [tex]\sqrt[n]{x}-10[/tex]Combining these 2 transformation gives us the function: [tex]f(x) = \sqrt[n]{5x} -10[/tex]
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Which statement correct
The correct option for the given congruence of triangle is:
ΔGTA ≅ ΔQME.
Define the term congruence of triangle?Congruent refers to a thing that is "absolutely equal" in terms of size and shape. The shapes hold true regardless of how we rotate, flip, or turn them. If all 3 corresponding sides and all three corresponding angles remain equal in size, two triangles are referred to as congruent.Consider the order in the given triangles: ΔGTA and ΔQME:
GT = QM
TA = ME
AG = EQ
Thus,
ΔGTA ≅ ΔQME
By using the side side side (SSS) congruence.
Therefore, the correct option for the given congruence of triangle is:
ΔGTA ≅ ΔQME.
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The correct number of question is 11.
jim wants to buy a 5-pound mixture of chocolates. if kind 1 sells for $1.80 per pound, and kind 2 sells for $2.30 per pound, how much of each kind can he buy for $10? i just am not really sure what the question is asking, and if i did know i'm not sure how to solve it
Jim can buy 3.75 pounds of kind 1 and 1.25 pounds of kind 2 chocolate for $10 by setting up and solving a system of equations.
The question is asking how much of each kind of chocolate Jim can buy for $10. To solve this, you can set up a system of equations.
Let x = pounds of kind 1, and y = pounds of kind 2
x + y = 5 (total pounds of chocolate)
1.8x + 2.3y = 10 (cost of chocolate)
Solving the system of equations, you get x = 3.75 pounds of kind 1 and y = 1.25 pounds of kind 2. Jim can buy 3.75 pounds of kind 1 and 1.25 pounds of kind 2 for $10.
1.8x + 2.3y = 10
1.8x = 10 - 2.3y
x = (10 - 2.3y)/1.8
x + y = 5
x = 5 - y
(10 - 2.3y)/1.8 = 5 - y
10 - 2.3y = (1.8)(5 - y)
10 - 2.3y = 9 - 1.8y
1.2y = 10 - 9
1.2y = 1
y = 1/1.2
y = 0.833 (rounded to 1.25)
x = 5 - y
x = 5 - 0.833
x = 4.167 (rounded to 3.75)
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bus 1 leaves at 8 am at 80 mph from point b to point a, 550 miles away. bus 2 leaves point a at 8:30am to point b at 90 mph. what time will they pass each other?
The bus 2 will pass bus 1 at 12.30 pm, when both are at 360 miles.
The bus 1 starts half hour earlier than bus 2. But since bus 2 is faster, it will overtake at some point. At 8 am, bus 1 will start. By the time 8.30, it will cover a distance of 40 miles.
Bus 2 starts at 8.30, So it will be at 0 miles.
By 10, the bus 1 will be at 160 miles, bus 2 at 135 miles
By 10.30, the bus 1 will be at 200 miles, bus 2 at 180 miles.
By 11.30, bus 1 will be at 280 miles, bus 2 will be at 270 miles
By 12.30, bus 1 will be at 360 miles, bus 2 will be at 360 miles.
So at the 360 the, the both the buses passes each other.
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A school has a square courtyard and wants to create diagonal walkways. The length of each side of the courtyard is 36 yards. Approximately how long is each walkway?O 42 yards
O 60 yards O 12 yards O 38 yards
Each walkway is around 51 yards long.
Pythagoras Theorem is the way in which you can find the missing length of a right angled triangle.
The triangle has three sides, the hypotenuse (which is always the longest), Opposite (which doesn't touch the hypotenuse) and the adjacent (which is between the opposite and the hypotenuse).
Pythagoras is in the form of;
a²+b²=c²
However, it can also be written in the form of c²=a²+b²
In order to find the hypotenuse, you will have the length of two sides, for example, these could be 3 and 4.
As 'C' is always the hypotenuse, you have to work out the two other lengths, and you do this by squaring the numbers.
3²=9 and 4²=16.
As you're looking for C, you've got to add these together
9+16=25
As a²+b²=c², this means that the answer for C is the square root of 25.
√25= 5
Divide the square in half to make a right triangle. Now, use Pythagoras' theorem to solve for the hypotenuse.
a²+b²=c²
⇒ 36²+36²=c²
⇒ 1296+1296=c²
⇒ 2592=c²
∴ c =50.9116
Round to the nearest whole number, we get c = 51 yards.
Thus, each walkway is around 51 yards long.
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please answer this i dont understand
The possible solution would be 10 bags of popcorn and 3 pretzels.
What are inequalities and their types?Inequality is a relation that compares two numbers or other mathematical expressions in an unequal way.
The symbol a < b indicates that a is smaller than b.
When a > b is used, it indicates that a is bigger than b.
a is less than or equal to b when a notation like a ≤ b.
a is bigger or equal value of an is indicated by the notation a ≥ b.
Given, 'x' represents the number of bags of popcorn purchased and 'y' represents the number of bags of pretzels purchased.
Therefore,
x + y ≥ 13 and 7x + 5y ≤ 85.
The possible solution to these inequalities is where the graph of two intersects which is at (10, 3).
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Sharon worked 8 hours making regular pay and then 3 more hours of overtime, which is $7 more per hour,
making a total of $101.
Kyle is creating a frame for a model car. He begins by piecing two rods together, as shown in the diagram. Justify why AM = 6.
A. Definition of Perpendicular Bisector
B. Definition of Midpoint
C. Addition Property
D. Subtraction Property
The AM = 6 because of Definition of Perpendicular Bisector.
The correct option is A.
What is a perpendicular line?Those lines that are perpendicular to each other that means create an angle of 90° at intersecting point are perpendicular lines.
Given:
Kyle is creating a frame for a model car.
He begins by piecing two rods together,
as shown in the attached diagram.
A perpendicular bisector means,
a line intersects another line.
And divide into two same parts.
And angle between two lines is 90°.
Here, the if the one piece of one rod is 6.
Then that means, the rod is divided into 2 equal parts.
Therefore, the definition is the definition of Perpendicular Bisector
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For what value of k does the equation 3(5 + x) + kx + 8 = 7(2x + 3) + (x + 2) have infinitely many solutions?
Answer: 12
Step-by-step explanation:
For the equation to have infinitely many solutions, it must be an identity.
[tex]3(5+x)+kx+8=7(2x+3)+(x+2)\\\\15+3x+kx+8=14x+21+x+2\\\\x(k+3)+23=15x+23\\\\\implies k+3=15 \implies k=12[/tex]
‘y’ is inversely proportion to the square of x and x = 4 when y = 2. Find the value of x when
y = 4.
Answer:
x = 2√2
Step-by-step explanation:
If is inversely proportional to x², then:
[tex]y \propto \dfrac{1}{x^2} \implies y=\dfrac{k}{x^2} \quad \textsf{(for some constant k)}[/tex]
Given:
x = 4 when y = 2Substitute the given values into the found equation and solve for k:
[tex]\implies 2=\dfrac{k}{4^2}[/tex]
[tex]\implies 2=\dfrac{k}{16}[/tex]
[tex]\implies k=32[/tex]
Therefore:
[tex]y=\dfrac{32}{x^2}[/tex]
To find the value of x when y = 4, substitute y = 4 into the found equation and solve for x:
[tex]\implies 4=\dfrac{32}{x^2}[/tex]
[tex]\implies x^2=\dfrac{32}{4}[/tex]
[tex]\implies x^2=8[/tex]
[tex]\implies x=\sqrt{8}[/tex]
[tex]\implies x=\sqrt{4 \cdot 2}[/tex]
[tex]\implies x=\sqrt{4} \sqrt{2}[/tex]
[tex]\implies x=2\sqrt{2}[/tex]
which statements are true about the polynomial function f(x)=x^3-x^2-3
The following are true assertions concerning the polynomial function: The highest level is a 3. It is trinomial since it has three terms. One of the factors is (x-1).
What is polynomial?A polynomial is a mathematical statement made up of indeterminates and coefficients that solely includes the operations of addition, subtraction, multiplication, and positive-integer powers of variables. A polynomial is an expression in mathematics that consists of variables (also known as indeterminates) and coefficients and includes only the operations of addition, subtraction, multiplication, and non-negative integer exponentiation of variables. Polynomial equations are expressions that contain many constants and variables. The conventional way to write a polynomial equation is to place the greatest degree first, followed by the constant term.
Here,
f(x)=x³-x²-3
The statements that are true about the polynomial function: The highest degree is 3. It has 3 terms so it is trinomial. It's one of the factor is (x-1).
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Complete question:
which statements are true about the polynomial function f(x)=x^3-x^2-3
The highest level is a 3.
It is trinomial since it has three terms.
One of the factors is (x-1).
f(x) divided by (x+1) has a remainder of 0
Solve for the missing side y
12
8
y
The missing side is 6√13 in the given right-angled triangle.
What is right-angled triangle?If one of a triangle's angles is a right angle (90 degrees), the triangle is known as a right-angled triangle or just a right triangle, according to the definition of a right triangle. Triangle ABC is a right triangle that contains the base, altitude, and hypotenuse in the example image.
Base AB, altitude AC, and hypotenuse BC are shown in this equation. The largest side and the side that faces away from the right angle in a right triangle is the hypotenuse, and it is this side that is significant.
Given that A right angle triangle has sides 12cm and 18 cm
y = [tex]\sqrt{12^2 + 18^2}[/tex]
y = 6√13
Thus, the missing side y is 6√13.
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Triangle MNP will be dilated according to the rule
(x,y), where point P is the center of dilation.
What will be the coordinates of vertex N' of the image?
(-2, 4)
(-2, 6)
(-4, 4)
(-4, 8)
N' =(-2, 6) will be the coordinates of vertex N' of the image.
A coordinate system is a system made up of a collection of points, lines, or surfaces, where each point is given a specific position, or coordinate.
Given that,
Triangle MNP will be dilated according to the rule (x,y), where point P is the center of dilation.
The coordinate N = (0, 2)
The rule of dilation with scale factor k =2 and point P is the center of dilation is given by: (x,y) =>(2x-2, 2y-2)
thus, N(0,2)=N'(2(0)-2,2(2)+2) = N'(-2,6)
Therefore, N' =(-2, 6) will be the coordinates of vertex N' of the image.
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a. dilate triangle using center and scale factor . b. what do the properties of dilations tell you about angle ?
Triangle ΔABC is comparable to triangle ΔABC, which was formed after ABC's dilatation. The appropriate answers are The characteristics of dilations show that angles ∠B =∠ B'.
How do you define an angle?In Euclidean geometry, an angle is a shape made up of two rays, referred to as the flanks of the hook, that converge at the vertex of both the angle, which is located in the centre. Two rays may combine to form an angle in the plane in which they are positioned. Two planes colliding results in an angle as well. We refer to them as dihedral angles.
Here,
Assuming that A (0, -3), C (0, 5), and B are the triangle's vertices (6, 3)
Set point P to be (0, 0)
There is;
A' = 3/2 * (0,-3) = (0,-9/2) = (0,-4.5) (0,-4.5)
C' = 3/2 * (0,5) = (0, 15/2) = (0,7.5) (0,7.5)
B' = 3/2 * (6,6/3) = (9 , 9/2) = (9,4.5) (9,4.5)
Therefore, on a scale, the image of ABC is bigger than that of the image of A'B'C.
The proportion of the adjacent angles of ABC is given by a factor of 1.5.
since and "A'B'C" are both equal, the angle made by section BC and
BA,
AB/sin(C) = AC/sin(B)
AB/sin(C) = A'C'/A'B' = sin(B)/sin (C)
This means that
sin(B)/sin(C) = sin(B')/sin(C').
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The complete question is "A. Dilate triangle ABC using center p and scale factor 3/2.
B. What do properties of dilations tell you about B'? (please answer B)"
NEED HELP ASAP! Two triangles are congruent. The ratio between corresponding sides is 4:1. The small rectangle has the dimensions 12 cm * 15 cm. What are the dimensions of the large rectangle?
Answer:
The dimensions of the larger triangle are 48 cm * 15 cm.
Young is replacing the fencing around his rabbit pens and garden. The table shows the dimensions of the different areas. How many feet of fencing will he need to replace two rabbit pens and his garden? The perimeter of a rectangle is 2ℓ+2w, where ℓ is the length and w is the width.
If Young is replacing fencing around his rabbit pens and garden , then to replace the two rabbit pens and his garden the number of feet of fencing required is 76 ft .
The Dimensions of the Rabbit Pen is :
the length of rabbit pen is = 3.5 ft ;
the width of the rabbit pen is = 4.5 ft ;
the Dimensions of the Garden are :
the length of garden is = 12 ft ;
the width of garden is = 10 ft ;
So , Perimeter of Rabbit Pen is = [tex]2\times (Length + Width)[/tex] ;
Perimeter = [tex]2\times (3.5 + 4.5)[/tex]
= 16 ft .
Since there are 2 rabbit pens ,
So , the Perimeter of two rabbit pen is = [tex]16+16[/tex] = 32 ft ;
And , Perimeter of Garden is = [tex]2\times (12 + 10)[/tex] = 44 ft .
Total Perimeter of Pen and Garden is = [tex]32+44[/tex] = 76 ft .
Therefore , Young would require 76 ft of fencing to replace the two rabbit pen and garden .
The given question is incomplete , the complete question is
Young is replacing the fencing around his rabbit pens and garden. The table shows the dimensions of the different areas. How many feet of fencing will he need to replace two rabbit pens and his garden?
Item Length(ft) Width(ft)
Rabbit Pen 3.5 4.5
Garden 12 10
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