Álgebra linear Exemplos

$[\begin{array}{c} - 7 & - 13 \\ - 15 & 11 \\ 6 & - 14 \end{array}] - [\begin{array}{c} - 12 & - 8 \\ - 14 & - 15 \\ - 11 & 9 \end{array}]$

Etapa 1

Subtraia os elementos correspondentes.

$[\begin{array}{c} - 7 + 12 & - 13 + 8 \\ - 15 + 14 & 11 + 15 \\ 6 + 11 & - 14 - 9 \end{array}]$

Etapa 2

Simplify each element.

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Etapa 2.1

Some $- 7$ e $12$ .

$[\begin{array}{c} 5 & - 13 + 8 \\ - 15 + 14 & 11 + 15 \\ 6 + 11 & - 14 - 9 \end{array}]$

Etapa 2.2

Some $- 13$ e $8$ .

$[\begin{array}{c} 5 & - 5 \\ - 15 + 14 & 11 + 15 \\ 6 + 11 & - 14 - 9 \end{array}]$

Etapa 2.3

Some $- 15$ e $14$ .

$[\begin{array}{c} 5 & - 5 \\ - 1 & 11 + 15 \\ 6 + 11 & - 14 - 9 \end{array}]$

Etapa 2.4

Some $11$ e $15$ .

$[\begin{array}{c} 5 & - 5 \\ - 1 & 26 \\ 6 + 11 & - 14 - 9 \end{array}]$

Etapa 2.5

Some $6$ e $11$ .

$[\begin{array}{c} 5 & - 5 \\ - 1 & 26 \\ 17 & - 14 - 9 \end{array}]$

Etapa 2.6

Subtraia $9$ de $- 14$ .

$[\begin{array}{c} 5 & - 5 \\ - 1 & 26 \\ 17 & - 23 \end{array}]$