Pré-álgebra Exemplos

$- 2 y^{2} - 3 x^{2} + 2 x^{2} - 3 y^{2}$

Etapa 1

Subtraia $3 y^{2}$ de $- 2 y^{2}$ .

$- 3 x^{2} + 2 x^{2} - 5 y^{2}$

Etapa 2

Some $- 3 x^{2}$ e $2 x^{2}$ .

$- x^{2} - 5 y^{2}$

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