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Mathematics 7 Online
OpenStudy (anonymous):

Find x. log81(x) = 1/4

OpenStudy (amistre64):

basic log rules: logB (x) = n B^n = x

OpenStudy (anonymous):

81^(1/4) = x x = fourth root of 81

OpenStudy (mertsj):

The fourth root of 81 is 3

OpenStudy (anonymous):

thanks guys

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