QuestionSimplify $(1+4 x)(3 x^{2}-2 x)+(x-3)$.

Studdy Solution
Finally, simplify the expression by combining like terms.
$$12 x^{3} -5x^{2} -2x + x -3 =12 x^{3} -5x^{2} - x -3$$So the simplified form of the given expression is $12 x^{3} -5x^{2} - x -3$.