Question

x² - 9x + 18  factorise and tell answer fast please​

Answer 1

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Answer 2

$\: \: \: \: \: \: \: \: \: \: {x}^{2} + 9x + 18 \\ \: \: \: \: \: \: \: \: \: \: \: \: ( {x}^{2} + 3x) + (6x + 18)\\ \: \: \: \: \: \: \: \: \: \: \: \: x(x + 3) + 6(x +3)\\ \: \: \: \: \: \: \: \: \: \:(x + 3)(x + 6)$

• x+3=0

x=-3

• x+6=0

x=-6

x=-3 or -6