Precalculus Examples

[\begin{matrix} 2 & 4 6 & 8 \end{matrix}] + [\begin{matrix} 10 & 12 14 & 16 \end{matrix}]

$[\begin{array}{c} 2 & 4 \\ 6 & 8 \end{array}] + [\begin{array}{c} 10 & 12 \\ 14 & 16 \end{array}]$

Step 1

Add the corresponding elements.

[\begin{matrix} 2 + 10 & 4 + 12 6 + 14 & 8 + 16 \end{matrix}]

$[\begin{array}{c} 2 + 10 & 4 + 12 \\ 6 + 14 & 8 + 16 \end{array}]$

Step 2

Simplify each element.

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Step 2.1

Add

2

$2$ and

10

$10$ .

[\begin{matrix} 12 & 4 + 12 6 + 14 & 8 + 16 \end{matrix}]

$[\begin{array}{c} 12 & 4 + 12 \\ 6 + 14 & 8 + 16 \end{array}]$

Step 2.2

Add

4

$4$ and

12

$12$ .

[\begin{matrix} 12 & 16 6 + 14 & 8 + 16 \end{matrix}]

$[\begin{array}{c} 12 & 16 \\ 6 + 14 & 8 + 16 \end{array}]$

Step 2.3

Add

6

$6$ and

14

$14$ .

[\begin{matrix} 12 & 16 20 & 8 + 16 \end{matrix}]

$[\begin{array}{c} 12 & 16 \\ 20 & 8 + 16 \end{array}]$

Step 2.4

Add

8

$8$ and

16

$16$ .

[\begin{matrix} 12 & 16 20 & 24 \end{matrix}]

$[\begin{array}{c} 12 & 16 \\ 20 & 24 \end{array}]$

[\begin{matrix} 12 & 16 20 & 24 \end{matrix}]

$[\begin{array}{c} 12 & 16 \\ 20 & 24 \end{array}]$

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