MATHEMATICS HIGH SCHOOL

Which is the value of this expression when m= and n=-5
which is the value of this expression when m= and - 1

Answers

Answer 1
Answer: Hello,

(6m^(-1)n^0)^(-3)=(6/m * 1)^(-3)= (m/6)^3
if m=3
(m/6)^3=(3/6)^3=(1/2)^3=1/8

Answer D

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Answers

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Marissa wants to write an abbreviated set of directions for finding coordinates of a figure reflected across the y-axis. Which mapping notation is correct? A. (x,y) --> (-x,y) B. (x,y) --> (x,-y) C. (x,y) --> (-x,-y) D. (x,y) --> (y,x)

Answers

It is the first one, (x,y) to (-x,y) because it is going across the y axis from the positive side, so y stays the same but x becomes negative
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Katherine has $140 in the bank and is saving $6 per week. Abbie has $462 in the bank, but is spending at a rate of $10 per week. Which equation will determine when they will have the same amount of money in the bank?

Answers

Katherine=140+6x
Abbie= 462-10x

Answer:

thank you

Step-by-step explanation:

Write sentence as inequality. Plz help
A number x is less than 5 and greater than 3.

Answers

Answer:

3<x<5

Step-by-step explanation:

Convert the equation from standard to slope-intercept form.
10x – 2y = -6

Answers

Answer:

The answer would be y = 5x + 3

Step-by-step explanation:

2. What is the volume of the metal in this heavy-duty pipe? (It is not drawn to scale and the inside of the pipe is empty space.) Show all work and be sure to label your answer. Use 3.14 to estimate pi.

Answers

Volume of the outer cylinder = 3.14 x (1.5)² x 18 = 127.17 ft²

Volume of the inner cylinder = 3.14 x (1)² x 18 = 56.52 ft²

Volume of the pipe = 127.17  -  56.52 = 70.65 ft²

Answer: 70.65 ft²
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