Homework Help: pre-algebra-is my answer right

Posted by Rachal on Wednesday, February 9, 2011 at 4:19am.

Rewrite the expression without using a negative exponent.
4z^-4

Simplify your answer as much as possible.

is this right? (1/4z^4)

pre-algebra-is my answer right - MattsRiceBowl, Wednesday, February 9, 2011 at 8:07am
He quantity "z" has the exponent. So only that moves down.

4/z^4
pre-algebra-is my answer right - Rachal, Wednesday, February 9, 2011 at 6:04pm
thank you
pre-algebra-is my answer right - shawn, Monday, June 27, 2011 at 2:25pm
5(2/5)-5/6=

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