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Posted by on Tuesday, June 21, 2011 at 2:05pm.

Rewrite with positive exponents. Assume that even roots are of nonnegative quantities and that all denominators are nonzero. (2x/y2)^-4

  • math - , Tuesday, June 21, 2011 at 2:26pm

    (a/b)^-c= (b/a)^c

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