Question

simplify the following {(-3/4)power -1 ×(16/9)power -1 }×5/9 give answer in explanation​

Answer 1

{(-3/4)^-1 ×(16/9)^-1 }×5/9

= {(-4/3) × (9/16)} × 5/9

= (-3/4)×(5/9)

= (-5/12) (ans.)

{~(a/b)^-1 = (b/a) }