Solve the equation $x^{2} - 3 x + 2 =0$ by factoring.
The solutions are $x = $
If there are more than one solution, separate answers by commas
Factor the quadratic $y^{2} - 4 y - 32$.
Answer =
Factor the quadratic $y^{2} + 19 y + 90$.
Solve the equation $z^{2} - 4 =0$ by factoring.
The solutions are $z = $
Factor the quadratic $x^{2} - 10 x + 21$.