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OpenStudy (anonymous):
x^-3 = 64 . Show work please? I want to know how to work problems like this faster
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OpenStudy (anonymous):
x^-3=64 1/x^3=4^3 1/4^3=x^3 (1/4)^3=x^3 so x=1/4
OpenStudy (anonymous):
1/x^3=64 1/64=x^3 (1/4)^3=x^3 x=1/4 Check: (1/4)^(-3)=64 4^3=64 True
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