Mathematics, 26.08.2019 03:30 Arden990560
Solve 36(3)^x=4 what is the value of x. include an explanation of how you got your answer
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}\\\\ 36(3)^x=4\implies 36(3^x)=4\implies 3^x=\cfrac{4}{36}\implies 3^x=\cfrac{1}{9} \\\\\\ 3^x=\cfrac{1}{3^2}\implies \stackrel{\textit{same bases, same exponents}}{3^x=3^{-2}}\implies x = -2](/tpl/images/0198/1696/5fc54.png)
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Solve 36(3)^x=4 what is the value of x. include an explanation of how you got your answer...
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