X2 +1 ×x-2..........question this solve – InterviewSolution

1.

X2 +1 ×x-2..........question this solve

Answer»

x²+ x-2

by MIDDLE TERM splitting

x²+x-2

x²+2x-x-2

x²-x+2x-2

taking common

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

(x+2)(x-1)

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