Question

Выполните деление а/аб-5б²:5а²/а²-10аб+25б²

Answer 1

$frac{a}{ab-5b^{2} } :frac{5a^{2} }{a^{2}-10ab+25b^{2}}=frac{a}{b(a-5b)}*frac{(a-5b)^{2} }{5a^{2} }=frac{a-5b}{5ab}$