Answer
$3x^{3}$ + $13x^{2}$ + $6x$ - $8$
Work Step by Step
It says to multiply vertically. So multiply all the numbers in the top row by the number most to the left on the bottom (4, numbers circled in red). Then multiply all the numbers in the top row by the number most to the right on the bottom ($3x$, numbers circled in green). Then, add like terms.
