Question

If 4^x-4^x-1=24 find the value of x

Answer 1

If you mean 4^x - 4^(x-1) = 24
then If you let

u = 4^(x-1)

then you have

4u-u = 24
u = 8
4^(x-1) = 8
x-1 = 3/2
x = 5/2

Answer 2

Thanks