Exercises: Multiply Matrices by Scalars

Work through each section in order. Show your work where indicated.

Grade 9·18 problems·~25 min·Common Core Math - HS Number and Quantity·standard·hsn-vm-c-7

Work through problems with immediate feedback

Fluency Practice

Compute $-2 \begin{bmatrix} 1 & 3 \\ -4 & 0 \end{bmatrix}$ . Which matrix is the result?

$\begin{bmatrix} -2 & -6 \\ 8 & 0 \end{bmatrix}$

$\begin{bmatrix} -2 & -6 \\ -8 & 0 \end{bmatrix}$

$\begin{bmatrix} -1 & -3 \\ 4 & 0 \end{bmatrix}$

$\begin{bmatrix} 2 & 6 \\ -8 & 0 \end{bmatrix}$