Answer:
(2x + 7)(5x² - 2)
Explanation:
Given
10x³ + 35x² - 4x - 14 ( factor the first/second and third/fourth terms )
= 5x²(2x + 7) - 2(2x + 7) ← factor out (2x + 7) from each term
= (2x + 7)(5x² - 2)
-4x + 86
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