How to add matrices

Practice Questions

ACT Math › How to add matrices

Questions

3

1

What is the value of

$\begin{bmatrix}2 & 2\ 3& -1 \end{bmatrix}$ $+\begin{bmatrix}0 &1 \ -1& 12 \end{bmatrix}$ ?

2

Simplify:

$\begin{bmatrix} 14&22\ -3 &4 \end{bmatrix}+\begin{bmatrix} -3&12\ 5 &-10 \end{bmatrix}$

3

Simplify:

$\begin{bmatrix} -5&7\ 102 & -12 \end{bmatrix}+\begin{bmatrix} 3&107\ -10 & -9 \end{bmatrix}$

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