Question

A rectangle has a height of 4 and a width of x^2 + 3x +2. Express the area of the entire rectangle. Expression should be expanded. Area =

Answer 1

$\begin{gathered} w=x^2+3x+2 \\ h=4 \\ \text{area}=hw \\ \text{area}=4(x^2+3x+2) \\ \text{area}=4x^2+12x+8 \end{gathered}$