Question

How to solve `4^x + 2^(2x+1) = 6` ?

Answer 1

x=1/2

Explanation:

`4^x+2^(2x)*2=6`
impl..`2^(2x)+2^(2x)*2=6` (`4^x=2^(2x)`)

...`3*2^(2x)=6`
...`2^(2x)=2^1`
....`2x=1`
so `x=1/2`