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OpenStudy (anonymous):
Simplify
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OpenStudy (anonymous):
????
OpenStudy (anonymous):
\[(x ^{-2}z ^{7}(\frac{ 3xu^3 }{ z ^{-1} })^{-3}\]
OpenStudy (anonymous):
after the exponent 7 theres another paranthesis i forgot it
OpenStudy (anonymous):
??
OpenStudy (skullpatrol):
$$\Huge a^{-n}=\frac{1}{a^n}$$
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OpenStudy (skullpatrol):
Have you seen this^ definition before?
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