(x-3) * (2x^2-3x-1)
= x*(2x^2-3x-1) -3* (2x^2-3x-1)
distribute
2x^3 -3x^2 -x -6x^2 +9x+3
combine like terms
2x^3 -9x^2 +8x+3
Answer:2x^3 -9x^2 +8x+3
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