SOLUTION: Help please? Find each value of x log 2 8 = x (2 is lowered after the word log and before the 8) Can you explain in detail please? Thank you! :)

Algebra ->  Exponential-and-logarithmic-functions -> SOLUTION: Help please? Find each value of x log 2 8 = x (2 is lowered after the word log and before the 8) Can you explain in detail please? Thank you! :)      Log On


   

Question 39017: Help please?
Find each value of x
log 2 8 = x
(2 is lowered after the word log and before the 8)
Can you explain in detail please?
Thank you! :)
Answer by stanbon(75887) About Me  (Show Source):
You can put this solution on YOUR website!
Find each value of x
log 2 8 = x
If you write this in exponential form you get:
2^x=8
But 8=2^3
So, 2^x= 2^3
Therefore x=3
Another way to do this is the following:
log(2)8=x
[log8]/[log2] = x
x=3
Cheers,
Stan H.