Question

factorise x²-2x-8=0​

Answer 1

Step-by-step explanation:

x^2-2x-8=0. -8=(-4)(+2) -2=-4+2

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

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

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

x=4 & x=-2.

Answer 2

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