Question

Solve the equation 3 (2^x + 1) – 2^x+2 + 5 = 0

Answer 1

Answer:

x= 3

Step-by-step explanation:

you can write that as, 3(2^x) + 3 - ( 2^x×2^2) + 5 = 0

=> 3(2^x) - 4(2^x) + 8=0

=> - (2^x) = - 8

=> 2^x = 2^3

=> x = 3