What is a Rational Function?
Rational Functions

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Mathematics
•
9th - 12th Grade
•
Hard
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1.
FLASHCARD QUESTION
Front
Back
A rational function is a function that can be expressed as the quotient of two polynomials, where the denominator is not zero.
2.
FLASHCARD QUESTION
Front
What is the X-Intercept?
Back
The X-Intercept is the point where the graph of a function crosses the x-axis, which occurs when y=0.
3.
FLASHCARD QUESTION
Front
How do you find the x-intercept of a rational function?
Back
To find the x-intercept, set the numerator equal to 0 and solve for x.
4.
FLASHCARD QUESTION
Front
What is the Y-Intercept?
Back
The Y-Intercept is the point where the graph of a function crosses the y-axis, which occurs when x=0.
5.
FLASHCARD QUESTION
Front
How do you find the y-intercept of a rational function?
Back
To find the y-intercept, substitute x=0 into the function and solve for y.
6.
FLASHCARD QUESTION
Front
What are Asymptotes?
Back
Asymptotes are lines that the graph of a function approaches but never touches. They can be vertical, horizontal, or oblique.
7.
FLASHCARD QUESTION
Front
What is a Vertical Asymptote?
Back
A vertical asymptote occurs where the denominator of a rational function is equal to zero.
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