Pré-cálculo Exemplos Expressões e equações racionais

Simplificar

$\frac{4}{x - 6} \cdot \frac{5}{x + 9}$

Etapa 1

Multiplique $\frac{4}{x - 6}$ por $\frac{5}{x + 9}$ .

$\frac{4 \cdot 5}{(x - 6) (x + 9)}$

Etapa 2

Multiplique $4$ por $5$ .

$\frac{20}{(x - 6) (x + 9)}$

Insira SEU problema

Expressões e equações racionais

Reducing Cancelling the Common Factors Rewriting in Standard Form Operations on Rational Expressions Determining if the Point is a Solution Finding the Domain Solving over the Interval Finding the Range Finding the Domain and Range Solving Rational Equations Adding Rational Expressions Subtracting Rational Expressions

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