Question

выполните умножение ma-mb/3n 2* 2m/nb-na

Answer 1

$\displaystyle\bf\\\frac{ma-mb}{3n^{2} } \cdot\frac{2m}{nb-na}=\frac{m(a-b)}{3n^{2} } \cdot\frac{2m}{n(b-a)}=-\frac{2m^{2} }{3n^{3} }$

Answer 2

ma - md/3n² * 2m/nd - na = m(a - b)/3n² * 2m/n(b - a) = 2m²/3n³