Álgebra linear Exemplos

$[\begin{array}{c} 1 & 0 & 0 & 0 \\ 0 & 1 & 0 & 0 \\ 0 & 0 & 1 & 0 \\ 0 & 0 & 0 & 1 \end{array}] - [\begin{array}{c} - 1 & 2 & 0 & 1 \\ 1 & 2 & 1 & 1 \\ 0 & 1 & 1 & - 1 \\ 0 & 0 & 1 & 2 \end{array}]$

Etapa 1

Subtraia os elementos correspondentes.

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

Etapa 2

Simplify each element.

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Etapa 2.1

Some $1$ e $1$ .

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

Etapa 2.2

Subtraia $2$ de $0$ .

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

Etapa 2.3

Subtraia $0$ de $0$ .

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

Etapa 2.4

Subtraia $1$ de $0$ .

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

Etapa 2.5

Subtraia $1$ de $0$ .

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

Etapa 2.6

Subtraia $2$ de $1$ .

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

Etapa 2.7

Subtraia $1$ de $0$ .

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

Etapa 2.8

Subtraia $1$ de $0$ .

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

Etapa 2.9

Subtraia $0$ de $0$ .

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

Etapa 2.10

Subtraia $1$ de $0$ .

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

Etapa 2.11

Subtraia $1$ de $1$ .

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

Etapa 2.12

Some $0$ e $1$ .

$[\begin{array}{c} 2 & - 2 & 0 & - 1 \\ - 1 & - 1 & - 1 & - 1 \\ 0 & - 1 & 0 & 1 \\ 0 - 0 & 0 - 0 & 0 - 1 & 1 - 2 \end{array}]$

Etapa 2.13

Subtraia $0$ de $0$ .

$[\begin{array}{c} 2 & - 2 & 0 & - 1 \\ - 1 & - 1 & - 1 & - 1 \\ 0 & - 1 & 0 & 1 \\ 0 & 0 - 0 & 0 - 1 & 1 - 2 \end{array}]$

Etapa 2.14

Subtraia $0$ de $0$ .

$[\begin{array}{c} 2 & - 2 & 0 & - 1 \\ - 1 & - 1 & - 1 & - 1 \\ 0 & - 1 & 0 & 1 \\ 0 & 0 & 0 - 1 & 1 - 2 \end{array}]$

Etapa 2.15

Subtraia $1$ de $0$ .

$[\begin{array}{c} 2 & - 2 & 0 & - 1 \\ - 1 & - 1 & - 1 & - 1 \\ 0 & - 1 & 0 & 1 \\ 0 & 0 & - 1 & 1 - 2 \end{array}]$

Etapa 2.16

Subtraia $2$ de $1$ .

$[\begin{array}{c} 2 & - 2 & 0 & - 1 \\ - 1 & - 1 & - 1 & - 1 \\ 0 & - 1 & 0 & 1 \\ 0 & 0 & - 1 & - 1 \end{array}]$