The result is

How do I get to the answer?

Thanks!

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- September 17th 2010, 11:24 AMklik11A simple algebra exercise

The result is

How do I get to the answer?

Thanks! - September 17th 2010, 11:51 AMWilmer
Apply these 2 rules:

If a^p = b then p = log(b) / log(a)

a^(-p) = 1 / a^p - September 17th 2010, 11:54 AMundefined
- September 17th 2010, 12:19 PMklik11
Thanks!

I have one more exercise like this though, and I still can't solve it.

the result is

- September 17th 2010, 12:24 PMundefined
- September 17th 2010, 12:30 PMklik11
Yes my mistake, it's

Actually, I already figured that 9^x equals e^2x. I have no idea how to continue the exercise... - September 17th 2010, 12:37 PMundefined
- September 17th 2010, 12:41 PMklik11
3^2x *

Thanks!!!