Pré-álgebra Exemplos

$- 3 x^{2} - 4 x + 3$ e $2 x^{2} - x + 3$

Etapa 1

Some as expressões.

$- 3 x^{2} - 4 x + 3 + 2 x^{2} - x + 3$

Etapa 2

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

$- x^{2} - 4 x + 3 - x + 3$

Etapa 3

Subtraia $x$ de $- 4 x$ .

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

Etapa 4

Some $3$ e $3$ .

$- x^{2} - 5 x + 6$

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