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Simplify (x+3)cubed...do I expand?

Simplify (x+3)cubed...do I expand?
asked 9.6k views
4 votes
Simplify (x+3)cubed...do I expand?

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User Joseph B
by
8.5k points

1 Answer

4 votes
(x + 3)^3 = (x + 3)(x + 3)(x + 3) = (x + 3)(x^2 + 6x + 9) = x^3 + 9x^2 + 27x + 27
answered
User Rana Jayant
by
8.5k points
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