Question

Un mic ex de cl 7:
Restabiliti sirul de rapoarte algebrice egale:
$\frac{x-1}{xy} = \frac{?}{0,5x^3y+xy}$

Answer 1

(x-1)/xy=?/(0,5x³y+xy)
(x-1)/xy=?/xy(0,5x²+1)

(x-1)/xy=(x-1)(0,5x²+1)/(0,5x³y+xy)