Question

Умоляю
9а^2-12а+4/9а^2*9а+6/6а-4

Answer 1

$frac{9a^{2} -12a+4}{9a^{2} } * frac{9a+6}{6a-4}= frac{(3a-2)(3a-2)}{9a^{2} } * frac{3(3a+2)}{2(3a-2)}= frac{(3a -2)(3a+2)}{6 a^{2} } = frac{9a^{2} -4}{6a^{2} }$