Question

Выполните действие:
$frac{2xy^{2} }{3x-y} : frac{xy^{3} }{9x^{2}-y^{2} } * frac{2y}{3x+y}$

Answer 1

$frac{2x {y}^{2} }{3x - y} times frac{9x { }^{2} - y {}^{2} }{xy {}^{3} } times frac{2y}{3x + y}$

$frac{2}{3x - y} times frac{(3x - y) times (3x + y)}{y} times frac{2y}{3x + y}$

$2 times 1 times 2$

$4$