Matemática discreta Exemplos

$[\begin{array}{c} 1 & 2 & 5 \\ 3 & 4 & - 7 \\ 1 & 0 & - 1 \end{array}] - [\begin{array}{c} - 1 & - 2 & - 6 \\ - 3 & - 4 & 0 \\ 1 & 3 & 2 \end{array}]$

Etapa 1

Subtraia os elementos correspondentes.

$[\begin{array}{c} 1 + 1 & 2 + 2 & 5 + 6 \\ 3 + 3 & 4 + 4 & - 7 - 0 \\ 1 - 1 & 0 - 3 & - 1 - 2 \end{array}]$

Etapa 2

Simplifique cada elemento.

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Etapa 2.1

Some $1$ e $1$ .

$[\begin{array}{c} 2 & 2 + 2 & 5 + 6 \\ 3 + 3 & 4 + 4 & - 7 - 0 \\ 1 - 1 & 0 - 3 & - 1 - 2 \end{array}]$

Etapa 2.2

Some $2$ e $2$ .

$[\begin{array}{c} 2 & 4 & 5 + 6 \\ 3 + 3 & 4 + 4 & - 7 - 0 \\ 1 - 1 & 0 - 3 & - 1 - 2 \end{array}]$

Etapa 2.3

Some $5$ e $6$ .

$[\begin{array}{c} 2 & 4 & 11 \\ 3 + 3 & 4 + 4 & - 7 - 0 \\ 1 - 1 & 0 - 3 & - 1 - 2 \end{array}]$

Etapa 2.4

Some $3$ e $3$ .

$[\begin{array}{c} 2 & 4 & 11 \\ 6 & 4 + 4 & - 7 - 0 \\ 1 - 1 & 0 - 3 & - 1 - 2 \end{array}]$

Etapa 2.5

Some $4$ e $4$ .

$[\begin{array}{c} 2 & 4 & 11 \\ 6 & 8 & - 7 - 0 \\ 1 - 1 & 0 - 3 & - 1 - 2 \end{array}]$

Etapa 2.6

Subtraia $0$ de $- 7$ .

$[\begin{array}{c} 2 & 4 & 11 \\ 6 & 8 & - 7 \\ 1 - 1 & 0 - 3 & - 1 - 2 \end{array}]$

Etapa 2.7

Subtraia $1$ de $1$ .

$[\begin{array}{c} 2 & 4 & 11 \\ 6 & 8 & - 7 \\ 0 & 0 - 3 & - 1 - 2 \end{array}]$

Etapa 2.8

Subtraia $3$ de $0$ .

$[\begin{array}{c} 2 & 4 & 11 \\ 6 & 8 & - 7 \\ 0 & - 3 & - 1 - 2 \end{array}]$

Etapa 2.9

Subtraia $2$ de $- 1$ .

$[\begin{array}{c} 2 & 4 & 11 \\ 6 & 8 & - 7 \\ 0 & - 3 & - 3 \end{array}]$