# Logarithms Calculus help!

2^(2x)-2^(x)-6=0
solve for X..

im realy lost in this class i just came for one day and the teacher said just try the question using logarithms :S and i dont wahts going on...

this is what i did

4x-2x-6=0
2x-6=0
x=3...

Let 2^x = y.
Solve the equation.
Use logarithms to solve for x.

HallsofIvy
Homework Helper
Karma said:
2^(2x)-2^(x)-6=0
solve for X..

im realy lost in this class i just came for one day and the teacher said just try the question using logarithms :S and i dont wahts going on...

this is what i did

4x-2x-6=0
2x-6=0
x=3...