EM-720

Scalar multiplication of matrices

E Math · Secondary 3 · Hard · Scalar multiplication of matrices

1. $\begin{pmatrix}\frac{5}{2} & -1 & \frac{1}{2}\\0 & \frac{3}{2} & 2\end{pmatrix}$
2. $\begin{pmatrix}10 & -4 & 2\\0 & 6 & 8\end{pmatrix}$
3. $\begin{pmatrix}\frac{5}{2} & -1 & 1\\0 & \frac{3}{2} & 4\end{pmatrix}$
4. $\begin{pmatrix}\frac{5}{2} & -\frac{1}{2} & \frac{1}{2}\\0 & \frac{3}{2} & 4\end{pmatrix}$

Sign in to check your answer and see the hint and the worked explanation. Free on PrepLab High.