Álgebra Exemplos

$[\begin{array}{c} - 4 n & n + m \\ - 2 n & - 4 n \end{array}] + [\begin{array}{c} 4 & - 5 \\ 3 m & 0 \end{array}]$

Etapa 1

Adicione os elementos correspondentes.

$[\begin{array}{c} - 4 n + 4 & n + m - 5 \\ - 2 n + 3 m & - 4 n + 0 \end{array}]$

Etapa 2

Some $- 4 n$ e $0$ .

$[\begin{array}{c} - 4 n + 4 & n + m - 5 \\ - 2 n + 3 m & - 4 n \end{array}]$