# How do you find the product x(3x^2+4)+2(7x-3)?

We have, $x \left(3 {x}^{2} + 4\right) + 2 \left(7 x - 3\right)$
$3 {x}^{3} + 4 x + 14 x - 6$
$3 {x}^{3} + 18 x - 6$ which is the required expression.