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[tex] (3x + 2)(3x^2+4) \\ \\ 2(3x^2) + 3x(4)+ 2(3x^2) + 2(4) \\ \\ 3x(3x^2)= 9x^3 \\ \\ 3x(4) =12x \\ \\ 2(3x^2) = 6x^2 \\ \\ 2(4) = 8 \\ \\ 9x^3 + 12x + 6x^2 + 8 \\ \\ Rearrange: 9x^3 + 6x^2 + 12x + 8 \\ \\ \\ \\ Answer: 9x^3 + 6x^2+12x +8 [/tex]
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