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Mathematics 19 Online
OpenStudy (anonymous):

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

OpenStudy (anonymous):

(x+3)(x+3)(x+3)

OpenStudy (anonymous):

and do I leave it in that format?

OpenStudy (anonymous):

you multiply it out

OpenStudy (anonymous):

oh oh got it..thank you

OpenStudy (anonymous):

\[(a + b)^3 = a^3 + 3a^2b + 3ab^2 + b^3 \]

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