Sum or Difference of Two Matrices

Practice Questions

Pre-Calculus › Sum or Difference of Two Matrices

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Add:

$\begin{bmatrix} 11& 9\ 7& -5 \end{bmatrix}+$ $\begin{bmatrix} 6& 9\ 10& 13 \end{bmatrix}$

We consider the following matrices:

$A=\begin{bmatrix} 1 & 2 &2 \ 1&2 &2 \1 &2 &2 \end{bmatrix},B=\begin{bmatrix} 1 &2 & 2 &2 \1 &2 &2 & 2\1 &2 &2 &2 \end{bmatrix}$

Find .

We consider the following matrices:

$A=\begin{bmatrix} 1 & 2 &2 \ 1&2 &2 \1 &2 &2 \end{bmatrix},B=\begin{bmatrix} 1 &2 & 2 &2 \1 &2 &2 & 2\1 &2 &2 &2 \end{bmatrix}$

Find .

Add:

$\begin{bmatrix} 11& 9\ 7& -5 \end{bmatrix}+$ $\begin{bmatrix} 6& 9\ 10& 13 \end{bmatrix}$

Let

$A=\begin{pmatrix} 5&1 \ 3&-7 \end{pmatrix}$ $B=\begin{pmatrix} 4&2 \ 9& 0 \end{pmatrix}$

Determine the sum .

Let

$A=\begin{pmatrix} 5&1 \ 3&-7 \end{pmatrix}$ $B=\begin{pmatrix} 4&2 \ 9& 0 \end{pmatrix}$

Determine the sum .

If $\begin{bmatrix} a&b\ c&d \end{bmatrix} + \begin{bmatrix} 3&14\ 12&4 \end{bmatrix} = \begin{bmatrix} 19&2\ 4&5 \end{bmatrix}$ , what is ?

$\begin{bmatrix} 7& 16& -3\ -13& 5&8 \ 4&-2 &21 \end{bmatrix}+\begin{bmatrix} -11& 13& 4\ 6& 5& -18\ 16& 3& -9 \end{bmatrix}=$

If $\begin{bmatrix} a&b\ c&d \end{bmatrix} + \begin{bmatrix} 3&14\ 12&4 \end{bmatrix} = \begin{bmatrix} 19&2\ 4&5 \end{bmatrix}$ , what is ?

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