Answer:
x³ + 11x² + 36x + 36
Step-by-step explanation:
(x+2)(x+3)
x² + 3x + 2x + 6
x² + 5x + 6
(x² + 5x + 6)(x+6)
x³ + 6x² + 5x² + 30x + 6x + 36
x³ + 5x² + 6x² + 30x + 6x + 36
