SOLUTION: Solve for b: logb 81=4

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Question 329889: Solve for b: logb 81=4
Answer by Alan3354(69443) About Me  (Show Source):
You can put this solution on YOUR website!
Solve for b: logb 81=4
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b is the base.
b%5E4+=+81
b%5E2+=+9
b = 3
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or, b+=+81%5E%281%2F4%29
b = 3