Question

Find the value of x
(3^x) / (3^-2x)= 81

Answer 1

Here is the answer. Hope it helps!

Answer 2

Answer is -4

As

3^x/3^-2x =81

3^x×3^2x =81

Than 3^x ×3^-2x =3^4

x-2x=4

-x =4

X=-4