Answer:
(4x² +3)(x +2)
Step-by-step explanation:
4x³ +8x² +3x +6 = (4x³ +8x²) +(3x +6)
= 4x²(x +2) +3(x +2)
= (4x² +3)(x +2)
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We assume you want real integers in the factors. Further factoring gets into complex irrational factors.
(2x -i√3)(2x +i√3)(x +2)
