cheesecake18 cheesecake18

21-12-2017
Mathematics

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Which choices are equivalent to the fraction below? Check all that apply.

3^9/3^9

A.3^18 B.3^1 C.0 D.3^0 E.1

Respuesta :

jdoe0001 jdoe0001

22-12-2017

[tex]\bf \left.\qquad \qquad \right.\textit{negative exponents}\\\\ a^{-{ n}} \implies \cfrac{1}{a^{ n}} \qquad \qquad \cfrac{1}{a^{ n}}\implies a^{-{ n}} \qquad \qquad a^{{{ n}}}\implies \cfrac{1}{a^{-{{ n}}}}\\\\ -------------------------------\\\\ \cfrac{3^9}{3^9}\implies 3^9\cdot 3^{-9}\implies 3^{9-9}\implies 3^0\implies 1[/tex]

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