Question

ans( iii) be quick ........

Answer 1

I hope this answer help you

Answer 2

here is the your Answer

(3 /5/)^x × (5/3)^2x =( 5/3)^3

now correct base number

(3/5)^x ×(3/5)^-2x = (3/5)^-3

now solve power

X -2x = -3
-x = -3

so
X = 3 Ans!
Hope it's helpful