Question

Solve for x,2 power x+2=4 power x-1

Answer 1

Answer:

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

=> 2^(x + 2) = 2^2(x - 1)

As Base are Same , So

=> x + 2 = 2(x - 1)

=> x + 2 = 2x - 2

=> x = 4