Math Problem Statement
Determine the vertical asymptote(s) of the function. If none exists, state that fact. f(x)equals StartFraction 3 x minus 5 Over x minus 2 EndFraction Question content area bottom Part 1 Select the correct choice below and, if necessary, fill in the answer box(es) to complete your choice. A. The function has two vertical asymptotes. The leftmost asymptote is enter your response here
and the rightmost asymptote is enter your response here . (Type equations.) B. The function has one vertical asymptote, 2 . (Type an equation.) C. The function has three vertical asymptotes. The leftmost asymptote is enter your response here , the middle asymptote is enter your response here , and the rightmost asymptote is enter your response here . (Type equations.) D. The function has no vertical asymptotes.
Solution
To determine the vertical asymptotes of the function , we need to examine the points at which the function becomes undefined. Vertical asymptotes occur where the denominator of the function is zero, as long as the numerator does not also become zero at that same point (this would instead indicate a hole in the graph).
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Identify when the denominator is zero: Set the denominator equal to zero: Solving this gives:
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Check the numerator at : Substitute into the numerator: Since the numerator does not equal zero when , there is indeed a vertical asymptote at .
Since this is the only value of that makes the denominator zero, we conclude that the function has exactly one vertical asymptote at .
Answer
The correct choice is: B. The function has one vertical asymptote, .
Would you like further details or have any questions about this?
Here are five related questions you may find helpful:
- How do you determine horizontal asymptotes for rational functions?
- What is the behavior of near its vertical asymptote at ?
- How can you identify holes in the graph of a rational function?
- How do you find the slant (oblique) asymptote of a rational function if it exists?
- What would change in the function if the numerator and denominator both had a common factor?
Tip: For rational functions, always check if the numerator and denominator share common factors before concluding the presence of vertical asymptotes or holes.
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Math Problem Analysis
Mathematical Concepts
Rational Functions
Vertical Asymptotes
Formulas
Vertical asymptote occurs at values of x where the denominator is zero and the numerator is non-zero.
Theorems
Vertical Asymptote Theorem
Suitable Grade Level
Grades 10-12
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