(x + 2)(x + 3)(x + 6)

First: (x + 2)(x + 3) = x2 + 5x + 6

Second: (x2 + 5x + 6)(x + 6) = x+ 5x2 + 6x + 6x2 + 30x + 36 = x3 + 11x2 + 36x +36

Answer: = x3 + 11x2 + 36x +36

Answered by Urma C. Maths tutor

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