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OpenStudy (anonymous):
Evalute 2^-3-4^-2
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OpenStudy (anonymous):
\[2^{-3}-4^{-2}=\frac{1}{2^3}+\frac{1}{4^2}=\frac{1}{2*2*2}+\frac{1}{4*4}\]
OpenStudy (anonymous):
how do i get 1/16
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