Roots and Powers

• a⁸

• a¹⁵

• a³⁵

• a^-2

(cube root of 8)

• 2

• -2

• None of the above 

100 is a ____________

• Perfect Square

• Perfect Cube

• Both

• Neither

What is the cube root of 125?

• 5

• -5

• 25

• -25

What is the cube root of 1000?

• 10

• 100

• 500

• 20

√40 is between

• 8 and 9

• 7 and 8

• 5 and 6

• 6 and 7

(cube root of -1)

• 1

• -1

• none of the above (imaginary number)

√200

• 10√2

• 2√10

• 50√2

• 2√50

Rewrite the following using exponents.

• m^{- 2}

• m^{- 1/2}

• m^1/2

• m^0.5

Write the following expression in exponential form:

• a.)

• b.)

• c.)

• d.)