cottekaiNewskyp
cottekaiNewskyp cottekaiNewskyp
  • 01-08-2016
  • Mathematics
contestada

Express using egative exponents. 1/8

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Yexs
Yexs Yexs
  • 01-08-2016
[tex]Hi \\ \\ \frac{1}{8}= \frac{1}{ 2^{3} }= 2^{-3} \\ \\ \boxed{\boxed{\frac{1}{8}= 2^{-3}}} \\ \\ \\\mathbb{iiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiii} \\~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ Good~studies!! \\ [/tex]
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dalendrk
dalendrk dalendrk
  • 01-08-2016
[tex]a^{-n}=\dfrac{1}{a^n}\to a^{-1}=\dfrac{1}{a}\\\\(a^n)^m=a^{n\cdot m}\\------------------\\\\\dfrac{1}{8}=8^{-1}=(2^3)^{-1}=2^{3\cdot(-1)}=\boxed{2^{-3}}[/tex]
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