Question

Factor this polynomial completely. x2 + 3x - 18

Answer 1

Answer:

$\boxed{(x + 6)(x - 3)}$

Step-by-step explanation:

$= > {x}^{2} + 3x - 18 \\ \\ = > {x }^{2} + (6 - 3)x - 18 \\ \\ = > {x }^{2} + 6 x - 3x - 18 \\ \\ = > x(x + 6) - 3(x + 6) \\ \\ = > (x + 6)(x - 3)$