Question

PLS ANSWER.............

Answer 1

(7/9)^8(7/9)^4
=(7/9)^12
3x=12
x=4

Answer 2

Heya ✋

Let see your answer !!!!

(7/9)^8 × (9/7)^-4 = (7/9)^3x

=> (7/9)^8 × (7/9)^4 = (7/9)^3x

=> (7/9)^8 + 4 = (7/9)^3x

=> (7/9)^12 = (7/9)^3x

Since bases are same

=> 12 = 3x

=> x = 12/3

=> x = 4









Thanks :)))