Inverse Functions Square and Cube Root

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How do we "undo" a cube root?

• By raising the cube root to the power of 3

• By raising the cube root to the power of 2

• By multiplying by 3

What is the inverse of the function?

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What is the inverse of the function?

• f^-1(x) = (x - 8)², x ≥ 8

• f^-1(x) = (x - 8)², x ≥ 0

• f^-1(x) = (x + 8)², x ≥ 8

• f^-1(x) = (x + 8)², x ≥ 0

What does it mean to find the inverse of a function?

• the x's and y's are switched

• the x's and y's are divided by 2

• the x's and y's are made negative

• the x's and y's are the same

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Find the cube root. 

• 9

• 3

• -9

• -3