Question

x2+6x-40 factorize
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Answer 1

x²+6x-40

x²-(4-10)x-40

x²-4x+10x-40

x(x-4)+10(x-4)

(x+10)(x-4)

Answer 2

SOLUTION :

Factorize :

$\mapsto\sf{x^{2} +6x-40}\\\\\mapsto\sf{x^{2} +10x-4x-40}\\\\\mapsto\sf{x(x+10)-4(x+10)}\\\\\mapsto\bf{(x+10)(x-4)}$