BD Merit - Freelancing, BCS, Bank, Primary, Admission, NTRCA

1 . 2x2-5x-7

A. $(2 x + 7) (x - 1)$
B. $(x - 1) (2 x - 7)$
C. $(2 x - 1) (x + 7)$
D. $(2 x - 7) (x + 1)$

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Answer: Option D

Explanation:

2x√ - 5x - 7

= 2x√ - 7x + 2x - 7

= x(2x - 7) + 1(2x - 7)

= (2x - 7)(x + 1).