Looking for the slant asymptote of a rational function?

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In summary, to find the rational function with a slant asymptote of y = 2x + 1, you must use long division to determine the remainder, which is represented by "something over something." This is the reverse of finding the slant asymptote using long division. It is unclear why this question was posted again, as the original poster seemed to have already solved it.
  • #1
lostfan176
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Homework Statement



find the rational function with the slant asymptote of y = 2x + 12. The attempt at a solution

(2x +1) + something over something
 
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  • #2
lostfan176 said:
find the rational function with the slant asymptote of y = 2x + 1

This wording is confusing. There's not just one answer to this question, but many answers. The "something over something" part is the remainder after long division.

Do you know how to find the slant asymptote of a function using long division? This is the reverse of that process.
 
  • #3
This is a duplicate of a question that was posted yesterday. The OP seemed to have solved it. I don't know why it was posted again.
 

1. What is a slant asymptote?

A slant asymptote is a line that a graph approaches but never touches as the x or y values get larger. It is also known as an oblique asymptote.

2. How is a slant asymptote different from a vertical or horizontal asymptote?

A vertical asymptote is a line that a graph approaches but never touches as the x value approaches a certain number. A horizontal asymptote is a line that a graph approaches but never touches as the y value approaches a certain number. A slant asymptote, on the other hand, is a line that a graph approaches but never touches as both the x and y values get larger.

3. How do you find the equation of a slant asymptote?

To find the equation of a slant asymptote, you need to divide the numerator of the rational function by the denominator. The result will be the equation of the slant asymptote. However, if the degree of the numerator is equal to or greater than the degree of the denominator, there is no slant asymptote.

4. Can a graph have more than one slant asymptote?

Yes, a graph can have more than one slant asymptote. This can happen when the degrees of the numerator and denominator are equal. In this case, there will be two slant asymptotes, one for each of the two possible directions that the graph approaches.

5. How can slant asymptotes be used to analyze a graph?

Slant asymptotes can be used to determine the behavior of a graph as the x and y values get larger. They can also be used to find the limits of the function as x approaches infinity. Additionally, slant asymptotes can help to identify any discontinuities or holes in the graph.

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