Answer:
(4x - 3)(3x² - 1)
Explanation:
12x³ - 9x² - 4x + 3 ( factor the first/second and third/fourth terms )
= 3x²(4x - 3) - 1 (4x - 3) ← factor out (4x - 3) from each term
= (4x - 3)(3x² - 1)
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