Mathematics, 15.11.2019 19:31 emmazhu1106
Describe how you would simplify the given expression. (20x^5y^2/5x^-3y^7)-3
Answers: 1
![\bf ~\hspace{7em}\textit{negative exponents} \\\\ a^{-n} \implies \cfrac{1}{a^n} ~\hspace{4.5em} a^n\implies \cfrac{1}{a^{-n}} ~\hspace{4.5em} \cfrac{a^n}{a^m}\implies a^na^{-m}\implies a^{n-m} \\\\[-0.35em] \rule{34em}{0.25pt}\\\\](/tpl/images/0376/2617/b92ba.png)
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Describe how you would simplify the given expression. (20x^5y^2/5x^-3y^7)-3...
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