Álgebra Exemplos

$7 n^{2} - n^{2} + 54 + 31$

Etapa 1

Subtraia $n^{2}$ de $7 n^{2}$ .

$6 n^{2} + 54 + 31$

Etapa 2

Some $54$ e $31$ .

$6 n^{2} + 85$

$[\begin{array}{c} x^{2} & \frac{1}{2} \\ \sqrt{π} & \int x d x \end{array}]$