Question

factoriza y luego sinplifica ​

Answer 1

Explicación paso a paso:

$\frac{ {a}^{2} - 6a + 9}{ {a}^{2} - 9} = \frac{(a - 3)(a - 3)}{(a + 3)(a - 3)} = \frac{a - 3}{a + 3}$

$\frac{ {x}^{2} - 25}{ {x}^{2} + 2x - 15} = \frac{(x + 5)(x - 5)}{(x + 5)(x - 3)} = \frac{x - 5}{x - 3}$