Álgebra Exemplos

$27 x^{2} - 5 y^{2} + (12 y^{2} - 14 x^{2})$

Etapa 1

Remova os parênteses.

$27 x^{2} - 5 y^{2} + 12 y^{2} - 14 x^{2}$

Etapa 2

Subtraia $14 x^{2}$ de $27 x^{2}$ .

$13 x^{2} - 5 y^{2} + 12 y^{2}$

Etapa 3

Some $- 5 y^{2}$ e $12 y^{2}$ .

$13 x^{2} + 7 y^{2}$

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