SOLUTION: Can anyone give me a hand with this one? Thanks! 3^x-1 = 2 Give answer to four decimal places. Thanks again!

Question 64649This question is from textbook college algebra
: Can anyone give me a hand with this one? Thanks!
3^x-1 = 2
Give answer to four decimal places. Thanks again! This question is from textbook college algebra

Answer by Earlsdon(6294) (Show Source): You can put this solution on YOUR website!
Take the loarithm of both sides.
Divide both sides by log(3).
Add 1 to both sides.
Evaluate using your calculator.

to four decimal places.
Check:
Substitute x = 1.6309
This is very close to 2.
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