Question

Сократите дробь 2a-10b/3a^2-75b^2

Answer 1

2а-10b/(3a^2-75b^2)=
=2(a-5b)/(3(a^2-(5d)^2))
=2(a-5b)/(3(a-5b)(a+5b))
=2/(3(a+5b))=2/(3a+15b)