# Thread: Solve for X, within exponential function

1. ## Solve for X, within exponential function

Hi,

I got trouble solving this for x:

(1+x)^15 = 4.3/2.1

Can someone do me a huge favor and solve it for me? plz with a short explanation how.

Many thanks and much appreciated.

Sincerely

2. Originally Posted by Tschibr
Hi,

I got trouble solving this for x:

(1+x)^15 = 4.3/2.1

Can someone do me a huge favor and solve it for me? plz with a short explanation how.

Many thanks and much appreciated.

Sincerely
Start by taking the fifteenth root of both sides (that is, raise both sides to the power of 1/15)

3. Oh, why haven't I thought of that myself, dummy me.

Thank you very much kind sir.