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User Excray
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The correct is x=-2 and x=5



X^2-3x-10
X^2-5x+2x-10

Now group them

X(x-5)+2(x-5)

Again group them

(x-5)+2(x-5) =0

(X+2)(x-5)=0


Hopefully that makes sense to u
Keep the good luck
User Artsince
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