Section 7.2: Graph Simple Rational Functions

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Mathematics
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9th - 12th Grade
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Hard
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1.
FLASHCARD QUESTION
Front
What is a rational function?
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 an asymptote?
Back
An asymptote is a line that a graph approaches but never touches or crosses.
3.
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 positive or negative infinity.
4.
FLASHCARD QUESTION
Front
How do you find the horizontal asymptote of a rational function?
Back
To find the horizontal asymptote, compare the degrees of the numerator and denominator polynomials.
5.
FLASHCARD QUESTION
Front
What is a vertical asymptote?
Back
A vertical asymptote is a vertical line that the graph of a function approaches as the input approaches a certain value, typically where the denominator is zero.
6.
FLASHCARD QUESTION
Front
How do you find the vertical asymptote of a rational function?
Back
To find the vertical asymptote, set the denominator equal to zero and solve for x.
7.
FLASHCARD QUESTION
Front
What does it mean if a function has no vertical asymptote?
Back
If a function has no vertical asymptote, it means the denominator does not equal zero for any real number.
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