Question

factorise:x^2-2x-8,
please fast fast

Answer 1

x^2-4x+2x-8=0

x(x-4)+2(x-4)=0

(x-4)(x+2)=0

x-4=0

x=4


x+2=0

x= -2

Answer 2

Hey guys

${x}^{2} - 2x - 8 \\ {x}^{2} - 4x + 2x - 8x \\ x(x - 4) + 2(x - 4) \\ (x - 4)(x + 2) \\ x = 4 \\ x = - 2$
Hope it helps

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