Rational Function

• All real numbers except 2

• All real numbers except 0

• All real numbers

• All positive real numbers

• x = -2

• x = 2

• y = -2

• y = 2

• y = 0

• y = 1

• y = 2

• y = 2x

• The function has no vertical asymptotes.

• 4

• 3

• 2

• 1

• x=-2

• x=2

• x=-4

• x=0

• y = 3x - 1

• y = 2x + 3

• y = 3x

• There is no slant asymptote.

When simplifying a rational function, what is the first step to find the vertical asymptotes?

• Factor the numerator and denominator.

• Find the common factors of the numerator and denominator.

• Set the denominator equal to zero and solve for x.

• Divide the numerator by the denominator.

What is a rational function?

• A function with a square root.

• A function with a rational exponent.

• A function that can be expressed as a ratio of two polynomials.

• A function with complex roots.

• y=3

• y=2

• y=1

• y=0