SOLUTION: log2 log2 logx 81=1

Question 1028381: log2 log2 logx 81=1
Answer by robertb(5830) (Show Source): You can put this solution on YOUR website!
==> ==> ==> ==> x = 3. (x = -3 is unacceptable because that base of the logarithm must not be positive and not equal to 1.)
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