What makes the statement true 9^-2 =

a) 81

b) 18

c) 1/81

d) - 1/81

evaluate the expression 8^-2 x 4^0

16

64

-64

1/64

write 5^ x 5^-1 x 5^3 as a single exponent.

5^4

5^-6

5^5

5^2

what is 8.57 x 10^-4 in standard form

85,700

0.00857

8,750,000

0.000875

6/5 divided by * blank * equals six. A. 1/5 B. 30 C. 1/30 D. 5

To save for a car when he turns 18, Pascale deposited $500 each year into a savings account with a 7.5% interest rate compounded annually. Using the formula, what is the value of the account at the end of the fifth year? $3,071.92 $3,122.00 $3,851.

In a company, 37% of the 1500 employees are females. Work out the number of males in the company.

What is the product of - 5x^3 + 2x - 4 and 2x^3 - 4x^2 + 6? Show your work and explain your answer. If you do not explain the steps of your work, you will not receive credit. Leave your answer in standard form.

1. оршg system The knitting club sold 40 scarves and hats at a winter festival and made $700 from the sales. They charge $18 for each scarf and $14 for each hat.

There are 15 dogs, 22 cats, and 4 rabbits at a shelter. Each dog needs a collar, bowl, and toy. Each cat needs a collar, bowl and 2 toys. Each rabbit needs a bowl. How many total toys will the shelter need?

The polygon in each pair are similar. What is the scale factor

How divide 27 in 624

Baseball cards cost $3.79 a pack there is a 25% discount if 10 or more packs are purchased. Sales tax is 7%. If terry bought 15 packs of cards, about how much did he pay

Aubrin's poster is 4.5 feet wide and 6 feet tall. She hangs the poster on a wall so that it is 2.75 feet away from either end of the wall. What is the total width, in feet, of the wall?