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(x + 3)^(3) =

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

(x^2 + 6x 9)(x + 3) =

x^3 + 6x^2 + 9x + 3x^2 + 18x + 27

Collect like terms

x^3 + 9x^2 + 27x + 27

Done!!!!!

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lenpollock

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11mo ago

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