x²-x-2
It is question from NCERT Class 8
Ch 14 Factorisation
pls help me
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x²-x-2
It is question from NCERT Class 8
Ch 14 Factorisation
pls help me
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Answer:
(x-2)(x+1)
Step-by-step explanation:
x^2-x-2
= x^2-2x+x-2 (since, -2x^2 can be split into -2x and X which when multiplied gives -2x^2 and when added gives -x)
= x(x-2) + (x-2)
= (x-2) (x+1)
(X^2)-2x+1x-2
=> x(x-2)+1(x-2)
=>(x+1)(x-2)