SOLUTION: find an approximate solution 3^x=8

Algebra ->  Logarithm Solvers, Trainers and Word Problems -> SOLUTION: find an approximate solution 3^x=8      Log On


   

Question 382958: find an approximate solution 3^x=8
Found 2 solutions by stanbon, Fombitz:
Answer by stanbon(75887) About Me  (Show Source):
You can put this solution on YOUR website!
Try x = 2.5
===============
Cheers,
Stan H.

Answer by Fombitz(32388) About Me  (Show Source):
You can put this solution on YOUR website!
It's a little less than 2 since 3%5E2=9.
I don't know if that's a good enough approximation.
Exactly it's,
x=log%283%2C%288%29%29
x=log%2810%2C%288%29%29%2Flog%2810%2C%283%29%29=1.893