Answer:
4x³ + 5x² - 30x + 18
Explanation:
(4x - 3)(x² + 2x - 6)
each term in the second factor is multiplied by each term in the first factor.
4x(x² + 2x - 6) - 3(x² + 2x - 6) ← distribute parenthesis
= 4x³ + 8x² - 24x - 3x² - 6x + 18 ← collect like terms
= 4x³ + 5x² - 30x + 18