Question

plzz fast ans plzz i need fast ​

Answer 1

Hey your answer is :-

.

Find x :-

(4/9)^4 * (4/9)^- 7 = (4/9)^2x-1

Here base are same So,

4 * -7 = 2x- 1

- 28 = 2x - 1

- 28 + 1 = 2x

x = - 27 / 2