# How do you simplify -2wb×(4w)^2?

Simplify ${\left(4 w\right)}^{2}$ to $16 {w}^{2}$ and multiply. Remember that ${a}^{b} \cdot {a}^{c} = {a}^{b + c}$:
$- 2 w b \cdot 16 {w}^{2}$
$\left(- 2 \cdot 16\right) \left({w}^{1} \cdot {w}^{2}\right) \left(b\right)$
$- 32 {w}^{3} b$