Question

Factorise:
x³-2x²-x+2 by trial and synthtic division​

Answer 1

Answer:

x−a),(x−2b)

x

2

−x(a+2b)+2ab

=x

2

−xa−2xb+2ab

=x(x−a)−2b(x−a)

=(x−a)(x−2b)

x=2b,x=a

Answer 2

Step-by-step explanation:

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