2x2 + 5x + 3=? A. (x + 3) (2x + 1) B. (x + 1) (2x + 3) C. (2x + 5)

1.	2x2 + 5x + 3=? A. (x + 3) (2x + 1) B. (x + 1) (2x + 3) C. (2x + 5) (x - 3) D. none of these
Answer» 2x² + 5x + 3 Factorizing the equation and taking 2x and 3 as common, = 2x 2 + 2x + 3x + 3 = 2x(x +1) + 3(x + 1) = (2x + 3)(x + 1).

2x2 + 5x + 3=? A. (x + 3) (2x + 1) B. (x + 1) (2x + 3) C. (2x + 5) (x - 3) D. none of these

Answer»

2x² + 5x + 3

Factorizing the equation and taking 2x and 3 as common,

= 2x 2 + 2x + 3x + 3

= 2x(x +1) + 3(x + 1)

= (2x + 3)(x + 1).