SOLUTION: Solve for x: log base b of 9 = 2

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Question 560069: Solve for x: log base b of 9 = 2
Answer by Alan3354(69443) About Me  (Show Source):
You can put this solution on YOUR website!
Solve for x: log base b of 9 = 2
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No x is in the equation.
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If you want to solve for b:
log%28b%2C9%29+=+2
The log is the exponent, = 2
b^2 = 9
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If you can't get it from that, use the base change formula.
log%28b%2C9%29+=+2
log(9)/log(b) = 2
log(b) = log(9)/2 =~ 0.47715
b = 3