# 3^2x+1 + 3^x+2= 12 Prove?

##### 1 Answer

Jun 17, 2018

Please look over your expression as it's not clear what you want.

#### Explanation:

The way you have written your expression I get

or

I suspect you mean

But please ensure that the expression is actually what you mean.

Also: Prove that this expression is true? I think you mean that you want it solved.

Incidentally I get that if the last expression is what you mean, then

or

This last has a complex root, and it is so long since I worked with complex numbers, so I am not totally sure what x will be if this is correct.