Question

сократить дробь y^2-49/y2+5y-14

Answer 1

$\frac{ {y}^{2} - 49}{ {y}^{2} + 5y - 14} = \frac{(y - 7)(y + 7)}{(y - 2)(y + 7)} = \frac{y - 7}{y - 2}$