Question

Помогите пожалуйста !!!!!!!!

Answer 1

$1) \frac{ {y}^{2} + y}{ {y}^{2} } = \frac{y(y + 1)}{ {y}^{2} } = \frac{y + 1}{y} \\ 2) \frac{ {a}^{2} - 2a }{ {a}^{2} - 4 } = \frac{a(a - 2)}{(a - 2)(a + 2)} = \frac{a}{a + 2}$