How do you simplify $((5a)/(3b))^-2$ ?

Question

3206 views around the world

You can reuse this answer
Creative Commons License

Answer 1 · 2018-03-31T03:22:46

$((5a)/(3b))^-2$
$= 1/((5a)/(3b))^2$
$=((3b)/(5a))^2$
$=((3b)^2)/(5a)^2$
$=(3^2b^2)/(5^2a^2)$
$=(9b^2)/(25a^2)$

How do you simplify ((5a)/(3b))^-2((5a)/(3b))^-2?