Question

(n/4+m/3)^2=?
решите плеааз 7 класс

Answer 1

$\frac{ {n}^{2} }{16} + \frac{2mn}{12} + \frac{ {m}^{2} }{9} = \frac{ {n}^{2} }{16} + \frac{mn}{6} + \frac{ {m}^{2} }{9}$