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14 September, 03:29

Which of these choices show a pair of equivalent expressions? Check all that apply.

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  1. 14 September, 03:39
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    A, D

    Step-by-step explanation:

    For a rational exponent, he numerator becomes an exponent, and the denominator becomes the index of the root.

    A. 8^ (9/2) means the square root of 8, raised to the 9th power. True.

    B. 125^ (3/7) means the seventh root of 125, raised to the 3rd power. False.

    C. 12^ (1/7) means the seventh root of 12, raised to the 1st power. False.

    D. 4^ (5/2) means the square root of 4, raised to the 5th power. True.
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