Is -4 a rational number?

Answers

Answer 1

Answer:

yes. ........ .........


Related Questions

Salesman Randy gets a fixed salary of $2000 per month and a commission of 2% on sale. If total sale is $30,000 for the month, find his total salary for the month?

Answers

Answer:

$2600

Step-by-step explanation:

If his monthly salary is $2000 and 2% commission.

He made $30,000 in sales for the month so lets make an equation.

s = total salary

s = $2,000 + .02($30,000)

s = $2,000 + $600

s = $2600

Randy's salary for the month is $2600.

Santa has 75 toys left in his sleigh. If the house has 5 kids, how many toys can he
leave?

Answers

Answer:

Santa can leave 15 toys at their house.

Step-by-step explanation:

Answer:

He can leave 15

Step-by-step explanation

He would leave 15 because all you have to do is do 75 divided by 5 and then you would get your awnser

Hope it helped.

Find the area of the triangle defined by E = (-2, 8), W = (11, 2), and S = (-2, -4). Now find the area of triangle WLS where L is (-2, 0).

Answers

Answer:

This question i think google could help you if not more then brainy if u don't get a answer fast enough

Step-by-step explanation:

hope i helped u a little bit i know i didn't have a answer.

is 5.39 irrational or rational

Answers

5.39 is an rational number

Answer:

Rational

Step-by-step explanation:

It is a rational number because it can be written as a fraction.[tex]5.39=5\frac{39}{100} =\frac{539}{100}[/tex]

Removing which ordered pair from the table would make the relation a function of x?

Answers

The answer should be (4,1)

Which of the following numbers is closest to 10?
A. 98
B. 99
C. 102
D. 97

Answers

I’m not really sure but I think it’s 97

Answer: 99

Step-by-step explanation:

A_P_E_X approved need proof here is an imagine

The table shows the hourly wages (in dollars) of employees after they have worked at a company for 2 years. Use the linear regression feature on a
graphing calculator to find an equation of the line of best fit for the data. Round each value in your equation to the nearest hundredth. Then use your
equation to estimate the hourly wage of an employee who has worked at the company for 15 years.
Years, 2 Hourly wage (dollars per hour), y
1
$8.67
5
$10.50
3
$9.58
7
$11.41
The line of best fit is y=
The approximate hourly wage of a person who has worked at the company for 15 years is $
per hour

Answers

Answer:

y= 0.5x + 8.2

$13.6 per hour

Step-by-step explanation:

(Is it weird that I had the same exact question? Maybe not. But I also found another person with the same question as me. It was a different question though. This is probably too late. But I'm just gonna try to answer it for anyone who needs it.

"Linear regression" is just a fancy word for scatter plots. Scatter plots take place in graphs. The dots or plots are scattered and the way they are scattered means something. If it's going down, it's negative, up it's positive, and if it's scattered, it has no corrolation.

Also, you should have learned this in 9th grade. So, check your notes.

If you don't have it, WRITE IT!!!

To find it in your calculator:

1. Go to "Lists and Spreadsheets"

2. Rename the first column "x" and the second on "y"

3. Write all of your numbers in the right column

1, 5, 3, 7 under the "x"8.67, 10.50, 9.58, 11.41 under the "y"

4. Move your cursor to an empty cell

4. Click: "MENU" #4 #1 #3

5. Rename the correct rows "x" and "y" and press enter

6. Now you can find "m" and "b"

7. Then move your cursor to an empty cell and click "doc" "insert" #7

8. Find the x-axis and find "x"

9. Find the y-axis and find "y"

10. Now press "MENU" #4 #6 #1

And you found your y=mx+b: y=0.5x+8.2

Now, how much money per hour.

So you've found your m and b but now you have to:

1. Replace y with 15 and solve it

15=0.5x+8.2-8.2       -8.26.8=0.5xDivide 0.5 on both sides6.8/0.5=13.613.6=x

$13.6 per hour

Mrs. Brown can buy student movie tickets for $8 and adult tickets for $15.
Write and expression to represent the total cost (c)of tickets. Let s represent each student ticket
and a represent adult tickets.

Answers

The answer is 15c + 8 + s

Yesterday the temperature at noon was 15.1°F. By midnight, it had dropped by
24.2°F. What was the temperature at midnight?

Answers

Answer:

-9.1 degrees at midnight

Step-by-step explanation:

15.1 - 24.2 = -9.1 degrees

Select the Correct Answer Consider the following Equation 12w - 27 = -34 + 14 Which Equation has the same solution as the equation given above?[tex]A. -2w + 21 = -8w + 36\\B. -\frac{5}{6} w + 2 = -34 + 14w\\C. -47 - 10w = -9w -40 - 3w\\D. \frac{9}{7} w = \frac{13}{14} w + 2[/tex]

Answers

12w - 27 = -34 + 14
w = 7/12

A -2w+21=-8w+36
w=17/8

B -5/6 w + 2 = -34+14w
w=216/89

C -47-10w=-9w-40-3w
w= 7/2

D 8/7w=13/14w+2
w=28/5


are 1/3 and 3/9 equivalent? explain your answer.

Answers

Yes it’s true 1/3 is equal to 3/9

One coin is randomly selected from a jar containing 70 nickels, 100 dimes, 80 quarters, and 50 one-dollar coins. P(value greater than $0.10)

Answers

Answer:

This possability is 100/300 or 1/3 chance

Step-by-step explanation:

Please someone help I need this done quick

Answers

Step-by-step explanation:

f(x) = x² - 2x - 3

g(x) = 4x²

f(g(x)) = f(4x²)

f(4x²) = (4x²)² - 2(4x²) - 3

= 16x⁴ - 8x² - 3

i need help with this problem​

Answers

Answer:

= 192

Step-by-step explanation:

a²b²c² = 2²3²4² = (2×2)(3×2)(4×2) = (4)(6)(8) = (24)(8) = (192) = | 192 | = 192

Answer: IT IS 576

Explanation:

So, if a=2 then, 2 to the second power (squared) is 4. b(3) to the second power(squared) is 9. c (4)to the second power(squared) is 16.

One way you can remember it is if you do 1 times 1, 2 times 2, 3 times 3, and so on.

So between the answers of:

24

192

576

It would be 576

(2^2)(3^3)(4^2)=

(4)(9)(16)=

576

my friend is having trouble with some algebra 2, pls help !​

Answers

Answer: 5

Step-by-step explanation:

The function is f(x)= -4x-3:

1) Substitute x with -2 to get: f(-2)= -4(-2)-3

2) Solve using P.E.M.D.A.S to get 8-3=5

Therefore, the answer is 5.

Find the distance between the points: (-8,-2) and (6,-1)

Answers

Answer:

AB=

[tex] \sqrt{197} [/tex]

plz mark as brainliest

The larger of two consecutive ODD numbers is one less than twice the smaller number. Find the larger of the two numbers.

Answers

Answer:

            5

Step-by-step explanation:

z -  any integer

2z+1 - any odd integer (the smaller one)

2z+1+2 = 2z+3 - odd integer consecutive to 2z+1  (the larger one)

2(2z+1)    - twice the smaller number

2(2z+1) - 1    - one less than twice the smaller number

2(2z+1) - 1 = 2z + 3

4z + 2 - 1 = 2z + 3

2z = 2

 z = 1

2z+3 = 2•1+3 = 5

check:

2z+1 = 2•1+1 = 3,  

2(2z+1)-1 = 2(2•1+1)-1 = 2•3-1 = 5 = 2z+3

How do you use 30 60 90 triangles

Answers

The hypotenuse
(the side corresponding to 90 degree angle) is twice the leg of the shortest leg

The shortest leg
(the side corresponding to 30 degree angle) is half the length of the hypotenuse

The longest leg
(the side corresponding to 60 degree angle) is the square root of 3 times the length of the shortest leg

Solve for x.
7(3 - x) = 8(4 - 2x)

Answers

Answer:

exact form x=11/9

decimal form x=1.2

mixed number form 1 2/9

Step-by-step explanation:

In the figure shown, FG is tangent to circle D. HELP ASAP!!

Answers

Answer:

B

Step-by-step explanation:

Answer:

B.

Step-by-step explanation:

If a radius of a circle and a tangent to a circle intersect at the point of tangency, then the radius and the tangent are perpendicular.

Answer: B.

0.0215 has ____ significant figures

Answers

Answer:

has 3 significant figures

Step-by-step explanation:

because zeros are counted if they are between the numbers

3.

When counting significant figures, ignore the 0s that show up before a number more than 0.

If, for example, a number is 0.03067, then there are 4 significant figures, because the first two 0s are ignored but the 0 after 3 is counted!

Sorry if my explanation is difficult to comprehend haha. Please do ask if you’re still unsure

PLZ HELP! WILL MARK BRAINLIEST!! Rewrite the function in standard form, y = ax² + bx + c, and identify the y - intercept.SHOW WORK! y = 9(x - 8)² + 17

Answers

Answer:

[tex]\huge\boxed{y=9x^2-144x+593}[/tex]

Step-by-step explanation:

[tex]y=9(x-8)^2+17\qquad\text{use}\ (a-b)^2=a^2-2ab+b^2\\\\y=9\bigg(x^2-2(x)(8)+8^2\bigg)+17\\\\y=9(x^2-16x+64)+17\qquad\text{use the distributive property}\\\\y=(9)(x^2)-(9)(16x)+(9)(64)+17\\\\y=9x^2-144x+576+17\\\\y=9x^2-144x+593[/tex]

10{3[25 - 6122 -19) +11]}
Can someone show me the work on how they got this?

Answers

Answer:

Step-by-step explanation:

25-6122-19= -6116*3= -18348+11= -18337*10= -183370

A certain plant grows 1 and 2/5 inches every week. How long will it take the plant to grow 5 and 1/5 ​inches?

Answers

Answer:

About 4 weeks.

Step-by-step explanation: Because:  

5 1/5 divided by 1 /25 equals 3.71428571429. And that rounded down is 4.

9(2x - 3) + 5x + 17

please help I’m struggling

Answers

Answer:

23x-10

Step-by-step explanation:

Step 1- Distribute into the variable

(9)2x-3(9)+5x+17

Step 2- Collect like terms.

18x-27+5x+17

23x-10

h(x) = 3x - 4What is h(6)?
5
14

Answers

h(6) would equal 18 not 14 or 5
H(6) would = 14

H(6) = 3(6) - 4 —> 18-4 —> 14

Geometry
B.5 Additive property of length 7RA
You have prizes to reveal! Go to your game board. X
If EF = 2x, FG = 8, and EG = 4x, what is ER?
E
F
G
2x
4x
Simplify your answer and write it as a proper fraction, mixed number, or integer.
Submit

Answers

Answer:

EF = 8

Step-by-step explanation:

The following data were obtained from the question:

EF = 2x

FG = 8

EG = 4x

EF =?

To obtain the value of EF, we shall first, obtain the value of x. This can be obtained as follow:

EG = EF + FG

EF = 2x

FG = 8

EG = 4x

4x = 2x + 8

Collect like terms

4x – 2x = 8

2x = 8

Divide both side by 2

x = 8/2

x = 4

Therefore, the value of x is 4.

Finally, we shall determine the the value of EF as follow:

EF = 2x

x = 4

EF = 2x

EF = 2(4)

EF = 8

**** Check ****

EG = EF + FG

EF = 2x

EG = 4x

FG = 8

4x = 2x + 8

x = 4

4(4) = 2(4) + 8

16 = 8 + 8

16 = 16

1s22s22px22py22pz23s23px23py23pz2

Answers

Given :

Electronic configuration of an electron :

[tex]1s^2\ 2s^2\ 2p_x^2\ 2p_y^2\ 2p_z^2\ 3s^2 \ 3p_x^2\ 3p_y^2\ 3p_z^2[/tex] .

To Find :

The element having such an electronic configuration .

Solution :

We know , the sum of all the power of s and p in all the orbit gives total number of atoms in elements .

So , atomic number is :

[tex]Z=2+2+(2+2+2)+2+(2+2+2)\\\\Z=18[/tex]

Since , the atomic number is 18 .

Therefore , the element is Argon .

Hence , this is the required solution .

Find the length of the diagonal AD in the pentagon ABCDE shown in the coordinate plane. 5 units

Answers

Answer:

[tex]\sqrt{73}[/tex]units.

Step-by-step explanation:

We have given a pentagon ABCDE

We need to calculate its length

That means we have to find the distance of AD

So, coordinates of A(1,6) and D(4,-2)

Using distance formula:

Here,

On substituting the values we will get:

On simplification:

Hence, the length of AD is   units.

Question 1
Solve:
|2x - 1= 5

Answers

Answer:

i believe that it is  x = 3

Step-by-step explanation:

hope this helps :)

Answer:

hope this helped you

please mark as the brainliest (ㆁωㆁ)

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