The length of one diagonal of a rhombus is 6 times the length of the other diagonal. Write an expression that represents the perimeter of the rhombus, where d represents the shorter diagonal. ​

Answer: 0

Step-by-step explanation:

We know cos π/3 = 1/2.

Therefore, a = π.

Now, sin π is 0 if you remember the sin graph.
Therefore, answer is 0.

y³√45x⁷y⁵ in its simplest form is 3√5y⁵x³√x√y

An expression is combination of variables, numbers and operators.

The given expression is y³√45x⁷y⁵

y³√9×5 x⁷y⁵

In the given expression x and y are the variables.

=y³3√5x³.√x. y²√y.

=y⁵.3√5x³√y√x

=3√5y⁵x³√x√y

Hence,y³√45x⁷y⁵ in its simplest form is 3√5y⁵x³√x√y

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The Wronskian of the given vector functions is [tex]5t^2-t[/tex]. So the option e is correct.

In the given question, we have to find the Wronskian of the following vector functions:

[tex]u(t) = \left [ \begin{matrix}3t - 1\\ -2t\end{matrix} \right ][/tex]  and [tex]u(t) = \left [ \begin{matrix}-2t + 1\\ 3t\end{matrix} \right ][/tex]

Thomas Muir gave the Wronskian determinant its name after Józef Hoene-Wroski introduced it in 1812. It is applied to the study of differential equations, and in some cases, it can reveal linear independence among a group of solutions.

Wronskian vector functions = [tex]\left | \begin{matrix}3t - 1 & -2t\\ -2t + 1 & 3t\end{matrix} \right |[/tex]

Now solving the vector

Wronskian vector functions = (3t-1)3t - (-2t)(-2t+1)

Wronskian vector functions = [tex]9t^2-3t + 2t(-2t+1)[/tex]

Wronskian vector functions = [tex]9t^2-3t -4t^2+2t[/tex]

Wronskian vector functions = [tex]5t^2-t[/tex]

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Answer:

answer is c

Step-by-step explanation:

g(x)=2√x-6

We use the parallelogram-shaped sponge to create the T-shirt design. The area of the design is 66 square inches. 22 times we will use the sponge to create the design.

Parallelogram:

The term "parallelogram" comes from the Greek word "parallelogram on" which means "surrounded by parallel lines". A parallelogram is a quadrilateral bounded by parallel lines. A shape with opposite sides parallel and equal. Parallelograms fall into three main types: squares, rectangles, and rhombuses, each with its own characteristics.

According to the Question:

Area of the parallelogram-shaped sponge = base × height

                                                                        = 3 inches × 1 inch

                                                                        = 3 square inches

And,

Area of design = 66 square inches

Now,

Number of times to use the sponge to create the design

= Area of design ÷ Area of parallelogram-shaped sponge

= 66 square inches ÷ 3 square inches

= 22 Times

Therefore,

The sponge can be used 22 times to create the design.

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Answer:

2:5

I am not sure if it is correct answer

A total of 14 prisms can be accommodated and their total volume would be 504 in³.

Step-by-step explanation:

First, we have to figure out the angle at the vertex.  For that, we need the Law of cosines. c²=a²+b²-2ab*cos(c)

4²=9²+9²-2(9)(9)cos(c)

16=81+81-162cos(c)

16-81-81=-162cos(c)

-142=-162cos(c)

-142/-162=cos(c)

.9=cos(c)

By using the inverse, we get:

cos^-1(.9)=c

25.8=c

Now that we know c=25.8, we can figure out how many cheese wedges there would be in the circle.

36÷25.8=14

Now we figure out volume.

1/2(9)(4)(2)=36 in³

Therefore, A total of 14 prisms can be accommodated and the total volume would be 14x36=504 in³.

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The number of different ways can a person choose eight cookies will be 1,680.

A permutation is an act of correctly arranging things or pieces. Combinations are a method of taking stuff or pieces from an assortment of items or sets in which the order of the items is irrelevant.

At a cookie shop, four different kinds of cookies are sold: chocolate chip, macaroon, peanut butter, and white chocolate.

Then the number of different ways can a person choose eight cookies will be given as,

⁸P₄ = 8! / (8 - 4)!

⁸P₄ = 8 x 7 x 6 x 5 x 4! / 4!

⁸P₄ = 1,680

The number of different ways can a person choose eight cookies will be 1,680.

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The final integral is [tex]=5\left[x\arctan \left(\frac{1}{x}\right)-\left(-\frac{1}{2}\ln \left|1+x^2\right|\right)\right]_1^{\sqrt{3}}[/tex]

Numerical integrals are used to express concepts like volume, area, and displacement when infinitely small amounts of data are combined. Integral location is the integration process.

The signed area of the region in the plane that is circumscribed by the graph of a specific function between two points on the real line can be used to describe definitive integrals. Areas above the plane's horizontal axis are often positive, whereas those below it are typically negative.

[tex]\\\\\int _1^{\sqrt{3}}5\arctan \left(\frac{1}{x}\right)dx=\frac{5\left(2\sqrt{3}\ln \left(2\right)+2\pi -\sqrt{3}\pi \right)}{4\sqrt{3}}\quad \left(\mathrm{Decimal:\quad }\:2.34037\dots \right)\\\\=5\cdot \int _1^{\sqrt{3}}\arctan \left(\frac{1}{x}\right)dx\\\\=5\left[x\arctan \left(\frac{1}{x}\right)-\left(-\frac{1}{2}\ln \left|1+x^2\right|\right)\right]_1^{\sqrt{3}}x_{123} \\\\=5\left[x\arctan \left(\frac{1}{x}\right)-\left(-\frac{1}{2}\ln \left|1+x^2\right|\right)\right]_1^{\sqrt{3}}[/tex]

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Correct Question:

[tex]\int _{\:1}^{\sqrt{3}}5\cdot \arctan \left(\frac{1}{x}\right)dx[/tex]

Answer:

We know that there are 67 students performing in the middle school's production of "Beauty and the Beastly." and 49 of them are 7th and 8th graders.

We can write a proportion to find the percent of 6th grade students in the play:

6th grade students / Total students = s / 100

We know that 49 of the students are 7th and 8th graders, so the number of 6th grade students is 67 - 49 = 18.

Now we can substitute the values in the proportion and solve for s:

18 / 67 = s / 100

To find s, we can cross-multiply and divide:

18 * 100 = 67 * s

1800 = 67 * s

s = 1800 / 67

s = 26.87

Rounding to the nearest tenth of a percent: 26.9 %

So, the percent of 6th grade students that are in the play is 26.9%.

Answer:

54 nhcuioogffhuivkoov89

A linear relationship (or linear association) is a statistical term used to describe a straight-line relationship between two variables

What is constant?

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Answer:im so sorry

Step-by-step explanation:

The solution to the linear system is [tex]|A_x|=\left[\begin{array}{cc}17&3\\9&-3\end{array}\right]{,|A|=\left[\begin{array}{cc}5&3\\-8&-3\end{array}\right]} ,|A_y|=\left[\begin{array}{cc}5&17\\-8&9\end{array}\right]\\[/tex]

An equation is a expression that shows the relationship between numbers and variables.

A linear system of equation:

Ax + By = C

Dx + Ey = F

Can be solved using:

[tex]|A_x|=\left[\begin{array}{cc}C&B\\F&E\end{array}\right]{,|A|=\left[\begin{array}{cc}A&B\\D&E\end{array}\right]} ,|A_y|=\left[\begin{array}{cc}A&C\\D&F\end{array}\right]\\\\Hence:\\\\x=\frac{|A_x|}{|A|} ,y=\frac{|A_y|}{|A|}[/tex]

Hence, for:

5x + 3y = 17

-8x - 3y = 9

[tex]|A_x|=\left[\begin{array}{cc}17&3\\9&-3\end{array}\right]{,|A|=\left[\begin{array}{cc}5&3\\-8&-3\end{array}\right]} ,|A_y|=\left[\begin{array}{cc}5&17\\-8&9\end{array}\right]\\[/tex]

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Answer:

Step-by-step explanation:

Hello, I am the same guy that told you that your previous question had no image.

Ok, so slope formula is m = (y₂ - y₁)/(x₂ - x₁)

Two coordinates on the given line is (-2 , 1) and (3, 5)

Just substitute the values there.

m = (5 - 1)/(3 + 2)

= 4/5

slope/m = 4/5

Pls mark as brainliest. I really need for no apparent reason. Cheers

Since 3 doughnuts is more expensive than and closer to pricing at 2, Sally can only eat 2 doughnuts.

In economics, marginal utility refers to the addition of pleasure or benefit utility a buyer gets by purchasing an extra unit of a good or service. When marginal utility is greater than or equal to price, total utility is maximized. Minimum Utility MU It speaks about increased utility as a result of consuming an extra unit of a commodity.

The change in overall utility is known as marginal utility.

When she accepts two donuts, her marginal utility is three (8–5=3).

Her marginal utility for eating three donuts is 1 (9 – 8).

Since 3 is more expensive than and closer to price at 2, she should only eat 2 doughnuts.

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Based on the data all the answers are given below.

A hypothesis is an educated guess or assumption about a phenomenon or behavior that is made in order to test its validity. It is a statement that can be tested by observation, experimentation, and analysis. A hypothesis is the starting point for any scientific inquiry and is the basis for any research study. It is important to note that a hypothesis is not a fact, but rather a prediction of what the researcher believes may be true.

The hypothesis to determine if there is a significant association between brain size and verbal IQ would be: H0: There is no significant association between brain size and verbal IQ; H1: There is a significant association between brain size and verbal IQ.

b) The MiniTab regression analysis results are: t-value = 2.817, p-value = 0.006.

c) Based on the results of the MiniTab regression analysis, the p-value (0.006) is less than 0.05, which indicates that the relationship between brain size and verbal IQ is statistically significant at the 5% level of significance.

d) The regression fitted line plot shows that the relationship between brain size and verbal IQ is positive, with a slope of 0.021. The R2 value is 0.088, which indicates that 8.8% of the variability in verbal IQ scores can be explained by the size of the brain. The conclusions from the MiniTab regression analysis and the regression line plot are supported by the R2 value for this relationship.

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Answer:

y = - [tex]\frac{1}{2}[/tex] x + 4

Step-by-step explanation:

the equation of a line in slope- intercept form is

y = mx + c ( m is the slope and c the y- intercept )

given

2x + 4y - 12 = 0 ( subtract 2x - 12 from both sides )

4y = - 2x + 12 ( divide through by 4 )

y = - [tex]\frac{2}{4}[/tex] x + [tex]\frac{12}{4}[/tex]

y = - [tex]\frac{1}{2}[/tex] x + 3 ← in slope- intercept form

with slope m = - [tex]\frac{1}{2}[/tex]

• Parallel lines have equal slopes , then

y = - [tex]\frac{1}{2}[/tex] x + c ← is the partial equation of the parallel line

to find c substitute (- 2, 5 ) into the partial equation

5 = - [tex]\frac{1}{2}[/tex] (- 2) + c = 1 + c ( subtract 1 from both sides )

4 = c

y = - [tex]\frac{1}{2}[/tex] x + 4 ← equation of parallel line

Answer:

y = -(1/2)x + 4

Step-by-step explanation:

Lets look for an equation of the form y=mx+b, where m is the slope and b is the y-intercept (the value of y when x = zero).  Lets rewrite the given equation to conform to this format:

2x+4y-12=0

4y = -2x+12

y = -(2/4)x +(12/4)

y = -(1/2)x +3

This line has a slope of -(1/2).  Parallel lines have the same slope as the reference line.  So the new line will also have a slope of -(1/2) and we can write the new line equation as:

 y = -(1/2)x + b

Any line with a slope of -(1/2) will be parallel.  Any value of b is acceptable.  But we want this line to intersect the point (-2,5), so we need to pick a value of b that forces the line through this point.  To find the value of b to make that happen, enter the point (-2,5) in the parallel line equation from above:

y = -(1/2)x + b

5 = -(1/2)*(-2) + b  for point (-2,5)

5 = 1+b

b = 4

The parallel line that intersects (-2,5) is

  y = -(1/2)x + 4

See the attached graph.

The next year's population to the nearest individual will be 140,014. The solution has been obtained by using arithmetic operations.

What are arithmetic operations?

There are four fundamental mathematical operations for all real numbers in mathematics, and they are as follows:

1. Obtaining the sum of the numbers through addition ('+').

2. Subtraction using the sign "-" where the difference between the numbers is produced.

3. Multiplication ('×'), which results in the numbers' product.

4. The division ('÷') operation where the quotient of the numbers is determined.

According to the question, the population of a city increases by 2.2% per year and this year's population is 137,000.

Let the population of next year be 'x'

Therefore, we get the following

⇒137,000 + 137,000(2.2%) = x

⇒137,000 + 3014 = x

⇒140,014 = x

Hence, the next year's population to the nearest individual will be 140,014.

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The set of ordered pairs share the same reference angle is (- 1/2, -√3/2 ), (1/2,√3/2 )

The term ordered pair in math is defined as  a composition of the x coordinate  and the y coordinate by having two values written in a fixed order within parentheses.

Here we have know that the reference angle of x is obtained by either 180-x, 180+x. or 360-x depending on the position of terminal whether II quadrant or iv quadrant, or iii quadrant, etc.

So, based on these condition in order to find the reference angles here we must define that cos will remain cos only and sin will remain sin only there may be only changes in sign.

On the other hand all the ordered pairs given, here we find that I, II, and Iv there is a switch over form cos to sine and sin to cos.  

Based on these condition option (3) is correct one.

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This depends on the size of the room. If the room is an average sized bedroom, it will likely take him around 4 to 6 hours to paint the entire room.

1. The first step is to identify the size of the room.

2. Once the size is identified, it is necessary to calculate the total amount of time it would take to paint the entire room.

3. The time it takes to paint a room is dependent on the size of the room, the type of paint used, and the quality of the painter.

4. If the room is an average size bedroom and Marcus is an experienced painter, it should take him between 4 to 6 hours to paint the entire room.

This depends on the size of the room. If the room is an average sized bedroom, it will likely take him around 4 to 6 hours to paint the entire room.

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Answer: 8

Step-by-step explanation:

We can interpret this as a rectangle with dimensions [tex]5-1=4[/tex] by [tex]a-2[/tex].

[tex]4(a-2)=24\\\\a-2=6\\ \\ a=8[/tex]

Therefore ,as a  result unitary method they just have sufficient flour to complete their recipes because they require roughly 4.08 c of wheat and only have 4 c.

In order to solve a problem using the unitary approach, you must first determine how much of a small subset there is, then multiply that number by two. Simply expression, the unit approach is utilized to isolate a common programming value from the a given set. For instance, 40 pens cost 400 rupees ($1.01) each, or Rs. It's possible that the method utilized to accomplish this will be governed by just one country. Each every thing has a distinctive quality. Its reciprocity and integration capabilities are the same (mathematics, algebra).

Here,

Given : Flour is available in 4c.

Eliza requires 2 1/3 cups of flour.

1 3/4 c of flour is required by Jaime.

All mixed numbers must first be converted into fractions before we can total the two amounts to determine if we have enough flour.

=> 2* 1/3 =7/3

=> 1* 3/4 = 7/4

Now, we add.

=> 7/3 +7/4

=> 28+21/ 12

=> 49/12

=> 4.08

As a result, they just have sufficient flour to complete their recipes because they require roughly 4.08 c of wheat and only have 4 c.

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An inequality for the statement "The sum of two numbers is less than 2." is x + y < 2.

An inequality for the statement "If we subtract the second number from the first, the difference is greater than 1" is x - y > 1.

The two numbers are 1/2 and 3/2 or 0.5 and 1.5.

In order to write a system of inequalities to describe this situation, we would assign variables to the first number and second number respectively, and then translate the word problem into algebraic equation as follows:

Based on the information provided, we can logically deduce that there are two (2) system of inequalities with respect to the constraints for this situation.

Sum of two numbers is less than 2 ⇒ x + y < 2.

The difference is greater than 1 when we subtract the second number from the first number;

x - y > 1

In conclusion, a graph that represents system of inequalities is shown in the image attached below.

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The surface area of the prism in this problem is given as follows:

46 cm².

A surface area is given by the sum of all the areas that compose the figure.

The prism in this problem is composed as follows:

The area of the square is given by the side squared, hence:

As = 2² = 4 cm².

The area of a right triangle is given by half the multiplication of the side lengths, hence:

At = 2 x 0.5 x 2 x 7 = 14 cm².

The area of a rectangle is given by the multiplication of the dimensions, hence:

Ar = 2 x 2 x 7 = 28 cm².

Hence the surface area of the prism is then obtained as follows:

S = As + At + Ar

S = 4 + 14 + 28

S = 46 cm².

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If the nth term of an arithmetic progression - ap is 4n + 1, then it's  third term is 13

The term in the third is solved using the rule of the sequence

The the formula for the nth term as

= 4n + 1

for n = position of term = 3

solving for the third term

= 4n + 1

substituting known variables

= 4 * 3 + 1

= 12 + 1

= 13

the third term of the sequence is 13

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Answer: [tex]12a^2-4a[/tex]

Step-by-step explanation:

[tex]f(-2a)=3(-2a)^2+2(-2a)=3(4a^2)-4a=12a^2-4a[/tex]

The factor by which radius of the sphere be changed is 1.91, which is calculated by applying the concepts of surface area and volume on the assigned problem.

What do you mean by volume?

Volume is defined as the 3D measurement that deals with the amount of space required by an object. It is always calculated in cubic units. Its basic unit is cubic metre.

Let the radius and volume of sphere be r and v respectively

Volume of sphere, v = 3.16 × ( r )3            —- 1

Now, changed radius, R = xr

Where x is the factor, we need to calculate

Changed volume, V = 7v = 3.16 × ( R )3          -— 2

From equations 1 and 2, we get,

7v / v = ( R )3 / ( r )3

7 = ( xr )3 / ( r )3

7 = (x)3 × 1

Taking cube root both sides,

x = 1.913

Hence, the factor by which radius of the sphere be changed is 1.91.

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Answer:

x (the number) = 19

Step-by-step explanation:

We can translate this into a linear equation. We will use x as our variable (a number). We have:

4x + 21 = 6x - 17

We will add 17 to both sides, and subtract 4x from both sides, giving us:

38 = 2x

Then dividing both sides by 2 gives us:

x = 19

So, x (the number) = 19.

Hope this helped!

Please give Brainliest if possible!

Answer:

4x + 21= -17+6x

-2x= -38

x=19

The values of such following quantities are (A), 1.345, (B), 1.761, (C), 1.706, (D), 1.676, and (E), 2.678 according to the stated statement.

Any logical combining of a number, changeable, or other quantity is referred to as a quantity in a mathematical equation. For example, the equation x + 6 = Fifteen denotes four different numbers: 6, 15, x, and the sum of x plus 6, or x + 6. The concept is that just being exposed to something increases our likelihood of like it more. We are far more likely to enjoy someone or something the more often we interact with them.

The following table lists the quantities of the quantities:

(A). Here,

[tex]$\alpha=0.10, d f=14$$t_{0.10,14}=1.345$[/tex]

(B). Here,

[tex]$\alpha=0.05, d f=14$$t_{0.05,14}=1.761$[/tex]

(C). Here,

[tex]$\alpha=0.05, d f=26$$$t_{0.05,26}=1.706$$[/tex]

(D). Here,

[tex]$\alpha=0.05, d f=50$$$t_{0.05,50}=1.676$$[/tex]

(E). Here,

[tex]$\alpha=0.005, d f=50$$$t_{0.005,50}=2.678$$[/tex]

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