Question

simplifique (1/a-1/b) (1-b/a) (a^2b/a-b)

Answer 1

(1/a - 1/b) (1 - b/a) (a²b/a -b)

($\frac{b - a}{ab}$)($\frac{1- b}{a}$)($\frac{a^{2}b}{a-b}$)

$\frac{-(a-b)(1-b)(a^{2}b)}{(ab)(a)(a-b)}$

-1(1 - b)

b -1