Question

Q4 Factorize the following any 4 )
(a) x2-x-2
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Answer 1

Answer:

x^2-2x+x-2

x(x-2)+1(x-2)

(x+1) (x-2)

x+1 = 0

x= -1

and

x-2=0

x=2

hence x=-1 and x= 2

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