Math Problem Statement
find the x and y intercept of funtion f(x)=2x+3/x-1
Solution
To find the intercepts of the function , we'll calculate both the x-intercept and the y-intercept:
1. Finding the x-intercept:
The x-intercept occurs when . This happens when the numerator of the function is equal to zero (since the denominator would make the function undefined if it were zero).
This implies that:
Solving for :
Thus, the x-intercept is at .
2. Finding the y-intercept:
The y-intercept occurs when . We substitute into the function to find :
Thus, the y-intercept is at .
Summary of intercepts:
- x-intercept:
- y-intercept:
Would you like more details or further clarification on this?
Related questions:
- How do vertical asymptotes relate to the denominator in rational functions?
- Can we find the horizontal asymptote of this function?
- How would the graph of behave near ?
- What happens to the function as ?
- How do we find the slope of the tangent line at specific points on this function?
Tip:
When solving for intercepts in rational functions, always check if the denominator could be zero to avoid undefined values.
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Math Problem Analysis
Mathematical Concepts
Algebra
Rational Functions
Intercepts
Formulas
x-intercept: numerator = 0
y-intercept: f(0)
Theorems
Intercept Theorem for rational functions
Undefined points due to zero in the denominator
Suitable Grade Level
Grades 10-12
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