(x + 2a)(x + 1)
(x + 2a)(x - 1)
(x2 - 1)(x - a)
(x + 2)(x + a)
Correct answer is D
\(x^{2} + 2a + ax + 2x\)
\(x^{2} + 2a + ax + 2x\)
\(x(x + 2) + a(x + 2)\)
\((x + 2)(x + a)\)
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