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Please help ^^
Homework dued in 10min

Please help ^^ Homework dued in 10min-example-1
User Kayaman
by
8.5k points

1 Answer

2 votes

Answer:


\sf x^3+6x^2+12x+8

Explanation:


\rightarrow \sf \left(x+2\right)^3

apply cubic formula:
\bold{ \left(a+b\right)^3=a^3+3a^2b+3ab^2+b^3}


\rightarrow \sf x^3+3x^2 * \:2+3x * \:2^2+2^3


\rightarrow \sf x^3+6x^2+12x+8

User Loreley
by
7.8k points

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