Posted by barb on Friday, November 5, 2010 at 4:03pm.
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  bobpursley, Friday, November 5, 2010 at 4:09pm
It is correct, good work. Ignore the immatures.

math  barb, Friday, November 5, 2010 at 6:00pm
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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