SOLUTION: I need to know how to evaluate: Log base 81 of 9. Step by Step PLease
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Question 26122: I need to know how to evaluate: Log base 81 of 9. Step by Step PLease
Answer by mathrebel(25) (Show Source): You can put this solution on YOUR website!
log base 81 of 9=x, means 81^(x)=9 so x=(1/2)
check solution: 81^(1/2)=9
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