Question 60 Answer and Explanation _ACT April 2013 Form 71G Math Section

Question 60 Answer and Explanation _ACT April 2013 Form 71G Math Section

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60. Given $f(x)=\sqrt[{3}]{x+2}$ , which of the following expressions is equal to ${f}^{-1}(x)$ for all real numbers x ?

F. ${x}^{3}-2$

G. ${(x-2)}^{3}$

H. $-\sqrt[{3}]{x+2}$

J. $\sqrt[{3}]{x-2}$

K. $\sqrt[{3}]{x}-2$

Answer and Explanation

Your Answer is

Correct Answer is F

Explanation