SOLUTION: solve for x; 9 to the x power = .75

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Question 447700: solve for x; 9 to the x power = .75
Answer by ankor@dixie-net.com(22740) About Me  (Show Source):
You can put this solution on YOUR website!
solve for x; 9 to the x power = .75
9%5Ex = .75
Using nat logs
ln%289%5Ex%29 = ln(.75)
log equiv of exponents
x*ln(9) = ln(.75)
x = ln%28.75%29%2Fln%289%29
x = -.131
:
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Check on a calc: enter 9^-.131, results .74988 ~.75