Precalculus Examples

$[\begin{array}{c} - 4 & 2 & 3 \\ 0 & - 1 & - 4 \end{array}] + [\begin{array}{c} - 2 & 3 & - 1 \\ 1 & 5 & - 4 \end{array}]$

Step 1

Add the corresponding elements.

$[\begin{array}{c} - 4 - 2 & 2 + 3 & 3 - 1 \\ 0 + 1 & - 1 + 5 & - 4 - 4 \end{array}]$

Step 2

Simplify each element.

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Step 2.1

Subtract $2$ from $- 4$ .

$[\begin{array}{c} - 6 & 2 + 3 & 3 - 1 \\ 0 + 1 & - 1 + 5 & - 4 - 4 \end{array}]$

Step 2.2

Add $2$ and $3$ .

$[\begin{array}{c} - 6 & 5 & 3 - 1 \\ 0 + 1 & - 1 + 5 & - 4 - 4 \end{array}]$

Step 2.3

Subtract $1$ from $3$ .

$[\begin{array}{c} - 6 & 5 & 2 \\ 0 + 1 & - 1 + 5 & - 4 - 4 \end{array}]$

Step 2.4

Add $0$ and $1$ .

$[\begin{array}{c} - 6 & 5 & 2 \\ 1 & - 1 + 5 & - 4 - 4 \end{array}]$

Step 2.5

Add $- 1$ and $5$ .

$[\begin{array}{c} - 6 & 5 & 2 \\ 1 & 4 & - 4 - 4 \end{array}]$

Step 2.6

Subtract $4$ from $- 4$ .

$[\begin{array}{c} - 6 & 5 & 2 \\ 1 & 4 & - 8 \end{array}]$