Odpowiedź:
[tex]-(2-\frac{3}{5}):(-\frac{1}{5}+2)=-(\frac{10}{5}-\frac{3}{5}):(-\frac{1}{5}+\frac{10}{5})=-\frac{7}{5}:\frac{9}{5}=-\frac{7}{\not5}\cdot\frac{\not5}{9}=-\frac{7}{9}\\\\Odp.B[/tex]
Odpowiedź:
-(2 - 3/5) : (-1/5 + 2) = -(10/5 - 3/5) : )-1/5 + 10/5) = -7/5 : 9/5 = -7/5 * 5/9 = -7/9
odp B