Matemática discreta Exemplos

$[\begin{array}{c} 18 & - 19 & 12 \\ 6 & 20 & - 3 \\ 15 & 14 & 19 \end{array}] + [\begin{array}{c} - 13 & 1 & - 4 \\ - 1 & - 19 & - 13 \\ 11 & - 11 & - 11 \end{array}]$

Etapa 1

Adicione os elementos correspondentes.

$[\begin{array}{c} 18 - 13 & - 19 + 1 & 12 - 4 \\ 6 - 1 & 20 - 19 & - 3 - 13 \\ 15 + 11 & 14 - 11 & 19 - 11 \end{array}]$

Etapa 2

Simplify each element.

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Etapa 2.1

Subtraia $13$ de $18$ .

$[\begin{array}{c} 5 & - 19 + 1 & 12 - 4 \\ 6 - 1 & 20 - 19 & - 3 - 13 \\ 15 + 11 & 14 - 11 & 19 - 11 \end{array}]$

Etapa 2.2

Some $- 19$ e $1$ .

$[\begin{array}{c} 5 & - 18 & 12 - 4 \\ 6 - 1 & 20 - 19 & - 3 - 13 \\ 15 + 11 & 14 - 11 & 19 - 11 \end{array}]$

Etapa 2.3

Subtraia $4$ de $12$ .

$[\begin{array}{c} 5 & - 18 & 8 \\ 6 - 1 & 20 - 19 & - 3 - 13 \\ 15 + 11 & 14 - 11 & 19 - 11 \end{array}]$

Etapa 2.4

Subtraia $1$ de $6$ .

$[\begin{array}{c} 5 & - 18 & 8 \\ 5 & 20 - 19 & - 3 - 13 \\ 15 + 11 & 14 - 11 & 19 - 11 \end{array}]$

Etapa 2.5

Subtraia $19$ de $20$ .

$[\begin{array}{c} 5 & - 18 & 8 \\ 5 & 1 & - 3 - 13 \\ 15 + 11 & 14 - 11 & 19 - 11 \end{array}]$

Etapa 2.6

Subtraia $13$ de $- 3$ .

$[\begin{array}{c} 5 & - 18 & 8 \\ 5 & 1 & - 16 \\ 15 + 11 & 14 - 11 & 19 - 11 \end{array}]$

Etapa 2.7

Some $15$ e $11$ .

$[\begin{array}{c} 5 & - 18 & 8 \\ 5 & 1 & - 16 \\ 26 & 14 - 11 & 19 - 11 \end{array}]$

Etapa 2.8

Subtraia $11$ de $14$ .

$[\begin{array}{c} 5 & - 18 & 8 \\ 5 & 1 & - 16 \\ 26 & 3 & 19 - 11 \end{array}]$

Etapa 2.9

Subtraia $11$ de $19$ .

$[\begin{array}{c} 5 & - 18 & 8 \\ 5 & 1 & - 16 \\ 26 & 3 & 8 \end{array}]$