Question

a)
12
y2
با-2
6)
x²+3x
x2 - 9

Answer 1

а)

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

б)

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