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Mathematics > Standard Multiple Choice

Read the following SAT test question and then click on a button to select your answer. 

If x^(1 over 3) = y^2, which of the following must be equivalent to x?

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Explanation

If x^(1 over 3) = y^2, then (x^(1 over 3))^3 = (y^2)^3, so x = (x^(1 over 3))^3 = (y^2)^3 = y^6.

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