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Lerok [7]
3 years ago
8

What is the quotient 7^-4/7^-9

Mathematics
2 answers:
N76 [4]3 years ago
7 0
\bf ~~~~~~~~~~~~\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{7^{-4}}{7^{-9}}\implies 7^{-4}\cdot 7^9\implies 7^{-4+9}\implies 7^5\implies 16807
Elena-2011 [213]3 years ago
5 0
7^5 is your answer

Hope this helps
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