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math

posted by on .

can someone check my answer on this one?
rewrite with rational exponents:
(sqrt5mn)^9
i got: 5^9/2m^9/2n^9/2 is this correct?

  • math - ,

    It is correct, good work. Ignore the immatures.

  • math - ,

    Thank you Bob: Did it make any difference that everything inside the radical is in parentheses? Could the answer have been 5mn^9/2. What did the parentheses indicate?

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