Rational Function Inequalities - Factored Quadratic over Binomial - Intervals

Question

On which set of open intervals does this rational function keep a constant sign?

$$\frac{x(x - 3)}{x - 3}$$

Accepted Answer

$$(-\infty, 0) \cup (0, \infty)$$

Answer

$$(-\infty, -4) \cup (-4, 0) \cup (0, \infty)$$

Answer

$$(-\infty, 0) \cup (0, 3) \cup (3, \infty)$$

Answer

$$(-\infty, -3) \cup (-3, 0) \cup (0, \infty)$$

Practice: Rational Function Inequalities - Factored Quadratic over Binomial - Intervals