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OpenStudy (anonymous):
Simplify: [(-5^-1)(2^-2)]^2
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OpenStudy (anonymous):
A negative power is the same as 1/base so: [(1/-5)(1/2)]^2 = (1/-10)^2 = 1/100
OpenStudy (anonymous):
i got .oo25 or 1/400
jhonyy9 (jhonyy9):
((1/-5)(1/4))*2 = (1/-20)*2 = 1/400
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