Álgebra Exemplos

$[\begin{array}{c} - 0.9 - 1 \end{array}] + 2$

Etapa 1

Subtraia $1$ de $- 0.9$ .

$[\begin{array}{c} - 1.9 \end{array}] + 2$

Etapa 2

Adding $2$ to a $1 \times 1$ square matrix is the same as adding $2$ times the $1 \times 1$ identity matrix.

$[\begin{array}{c} - 1.9 \end{array}] + 2 [\begin{array}{c} 1 \end{array}]$

Etapa 3

Multiplique $2$ por cada elemento da matriz.

$[\begin{array}{c} - 1.9 \end{array}] + [\begin{array}{c} 2 \cdot 1 \end{array}]$

Etapa 4

Multiplique $2$ por $1$ .

$[\begin{array}{c} - 1.9 \end{array}] + [\begin{array}{c} 2 \end{array}]$

Etapa 5

Adicione os elementos correspondentes.

$[\begin{array}{c} - 1.9 + 2 \end{array}]$

Etapa 6

Some $- 1.9$ e $2$ .

$[\begin{array}{c} 0.1 \end{array}]$