Question

solve for x: 4powerx-2- 2powerx+1=0​

Answer 1

Step-by-step explanation:

(4)^x-2-2^x+1=0

(2)^2*(x-2)-2^x+1=0

2^2x-4-2^x+1=0

both should be equal to get 0 answer.

so, 2x-4=x+1

x=5