Matemática discreta Exemplos

$[\begin{array}{c} 8 & 6 & - 3 \\ - 8 & 4 & 0 \end{array}] + [\begin{array}{c} - 10 & 15 & 9 \\ 14 & 7 & 7 \end{array}] + [\begin{array}{c} - 7 & 5 & - 5 \\ 6 & 5 & - 9 \end{array}]$

Step 1

Adicione os elementos correspondentes.

$[\begin{array}{c} 8 - 10 & 6 + 15 & - 3 + 9 \\ - 8 + 14 & 4 + 7 & 0 + 7 \end{array}] + [\begin{array}{c} - 7 & 5 & - 5 \\ 6 & 5 & - 9 \end{array}]$

Step 2

Simplify each element.

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Subtraia $10$ de $8$ .

$[\begin{array}{c} - 2 & 6 + 15 & - 3 + 9 \\ - 8 + 14 & 4 + 7 & 0 + 7 \end{array}] + [\begin{array}{c} - 7 & 5 & - 5 \\ 6 & 5 & - 9 \end{array}]$

Some $6$ e $15$ .

$[\begin{array}{c} - 2 & 21 & - 3 + 9 \\ - 8 + 14 & 4 + 7 & 0 + 7 \end{array}] + [\begin{array}{c} - 7 & 5 & - 5 \\ 6 & 5 & - 9 \end{array}]$

Some $- 3$ e $9$ .

$[\begin{array}{c} - 2 & 21 & 6 \\ - 8 + 14 & 4 + 7 & 0 + 7 \end{array}] + [\begin{array}{c} - 7 & 5 & - 5 \\ 6 & 5 & - 9 \end{array}]$

Some $- 8$ e $14$ .

$[\begin{array}{c} - 2 & 21 & 6 \\ 6 & 4 + 7 & 0 + 7 \end{array}] + [\begin{array}{c} - 7 & 5 & - 5 \\ 6 & 5 & - 9 \end{array}]$

Some $4$ e $7$ .

$[\begin{array}{c} - 2 & 21 & 6 \\ 6 & 11 & 0 + 7 \end{array}] + [\begin{array}{c} - 7 & 5 & - 5 \\ 6 & 5 & - 9 \end{array}]$

Some $0$ e $7$ .

$[\begin{array}{c} - 2 & 21 & 6 \\ 6 & 11 & 7 \end{array}] + [\begin{array}{c} - 7 & 5 & - 5 \\ 6 & 5 & - 9 \end{array}]$

Step 3

Adicione os elementos correspondentes.

$[\begin{array}{c} - 2 - 7 & 21 + 5 & 6 - 5 \\ 6 + 6 & 11 + 5 & 7 - 9 \end{array}]$

Step 4

Simplify each element.

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Subtraia $7$ de $- 2$ .

$[\begin{array}{c} - 9 & 21 + 5 & 6 - 5 \\ 6 + 6 & 11 + 5 & 7 - 9 \end{array}]$

Some $21$ e $5$ .

$[\begin{array}{c} - 9 & 26 & 6 - 5 \\ 6 + 6 & 11 + 5 & 7 - 9 \end{array}]$

Subtraia $5$ de $6$ .

$[\begin{array}{c} - 9 & 26 & 1 \\ 6 + 6 & 11 + 5 & 7 - 9 \end{array}]$

Some $6$ e $6$ .

$[\begin{array}{c} - 9 & 26 & 1 \\ 12 & 11 + 5 & 7 - 9 \end{array}]$

Some $11$ e $5$ .

$[\begin{array}{c} - 9 & 26 & 1 \\ 12 & 16 & 7 - 9 \end{array}]$

Subtraia $9$ de $7$ .

$[\begin{array}{c} - 9 & 26 & 1 \\ 12 & 16 & - 2 \end{array}]$