4.6 - Rational Functions CHeckpoint Review
Flashcard
•
Mathematics
•
11th Grade
•
Practice Problem
•
Hard
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1.
FLASHCARD QUESTION
Front
What is a rational function?
Back
2.
FLASHCARD QUESTION
Front
What are removable discontinuities in rational functions?
Back
Removable discontinuities, or holes, occur at values of x where both the numerator and denominator of a rational function equal zero, allowing the function to be simplified.
3.
FLASHCARD QUESTION
Front
How do you find vertical asymptotes of a rational function?
Back
4.
FLASHCARD QUESTION
Front
What is a horizontal asymptote?
Back
A horizontal asymptote is a horizontal line that the graph of a function approaches as x approaches infinity or negative infinity.
5.
FLASHCARD QUESTION
Front
How do you determine horizontal asymptotes for rational functions?
Back
1. If the degree of the numerator is less than the degree of the denominator, the horizontal asymptote is y = 0. 2. If the degrees are equal, the horizontal asymptote is y = \frac{a}{b}, where a and b are the leading coefficients.
6.
FLASHCARD QUESTION
Front
What is the domain of a rational function?
Back
The domain of a rational function is all real numbers except where the denominator equals zero.
7.
FLASHCARD QUESTION
Front
Back
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