SOLUTION: How do I Simplify this problem using positive exponents? {{{(-4x^2/2x^-1)^-1}}}

Algebra ->  Exponents-negative-and-fractional -> SOLUTION: How do I Simplify this problem using positive exponents? {{{(-4x^2/2x^-1)^-1}}}      Log On


   

Question 263692: How do I Simplify this problem using positive exponents? %28-4x%5E2%2F2x%5E-1%29%5E-1
Answer by Alan3354(69443) About Me  (Show Source):
You can put this solution on YOUR website!
%28-4x%5E2%2F2x%5E-1%29%5E-1
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The exponent -1 inverts it.
%28-2x%5E-1%2F4x%5E2%29
Multiply NUM and DEN by x
%28-2%2F4x%5E3%29
= -1%2F2x%5E3