Question

Factorise x3-10x2-53x-42










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Answer 1

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Answer 2

Answer: (x+1)(x+3)(x-14)

Step-by-step explanation:

p(-1)=(-1)^3-10*(-1)^2-53*(-1)-42

-1-10+53-42= 0

then using long division

we will get (x+3)(x-14) (x+1) as the factors