Question

factorise xsquare+17x+60​

Answer 1

$x {}^{2} + 17x + 60 = 0 \\ x { }^{2} + 5x + 12x + 60 = 0 \\ x(x + 5) + 12(x + 5) = 0 \\ (x + 12)(x + 5) = 0 \\ x = - 12 \: or \: - 5$

Answer 2

x²+17x+60

x²+12x+5x+60

x(x+12) 5 (x+12)

(x+5)(x+12)

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