Exponents Power of a Power

Simplify (evaluate):

3⁻⁴

• 1 ⁄ 81

• -81

• 81

• 1 ⁄ 12

Any number written to the 0 power is always 1
Example: 8⁰=1

• True

• False

s^-5 ⋅ s^-2

• s^-3

• ¹/_s⁷

• s^-7

• ¹/_s³

Simplify.

• y¹⁵

• y⁵

• y²

• 2y⁵

(5³x²y⁴)⁰

• 5xy

• 1

• 0

• 5

Write this expression using positive exponent:

9^-3

• 9³

• 1/9^-3

• 1/9³

• 729

Simplify.
2^-3 ⋅ 2^-4

• ¹/₁₂₈

• 2^-7

• 2¹²

• 2⁷

[(-4)³]²

• (-4)⁶

• (-4)⁵

• (-4)

• (-4)⁻¹

(5³)⁷

• 5²¹

• 5¹⁰

• 5⁴

• 125²¹

(4⋅7³)⁵

• 4⁵⋅7⁸

• 4⁵⋅7¹⁵

• 4⋅7⁸

• 4⋅7¹⁵