Question

factorise x^3-5x^2-2x+2y​

Answer 1

Answer:

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Step-by-step explanation:

Let P(x)=x3−5x2−2x+24

We know P(−2)=0

Thus, x+2 is a factor

The other factor is x2−7x+12

=x2+4x+3x+12

=(x−3)(x−4)

Thus, x3−5x2−2x+24=(x+2)(x−3)(x−4)