Tick (✓) the correct answer:
2x2 + 5x + 3 = ?
(a) (x + 3)(2x + 1)
(b) (x + 1)(2x + 3)
(c) (2x + 5)(x − 3)
(d) none of these
$2 x^{2}+5 x+3$
$=2 x^{2}+2 x+3 x+3$
$=2 x(x+1)+3(x+1)$
$=(2 x+3)(x+1)$
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