Find the Roots (Zeros) f(x)=(x+2)/(x^2-3x+2)

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

Set $\frac{x + 2}{x^{2} - 3 x + 2}$ equal to $0$ .

$\frac{x + 2}{x^{2} - 3 x + 2} = 0$