Math Problem Statement

Graph this function with points

Graph the function \( k(x) = \frac{3x - 15}{x + 2} \) including all necessary asymptotes. For vertical asymptotes, ensure there are at least two points on each side.

Solution

Here's the graph of the function k(x)=3x15x+2k(x) = \frac{3x - 15}{x + 2}, including:

  1. Vertical Asymptote at x=2x = -2 (red dashed line).
  2. Horizontal Asymptote at y=3y = 3 (green dashed line).
  3. Key Points labeled near the vertical asymptote to provide insight on the behavior of k(x)k(x) around x=2x = -2.

This graph helps visualize how the function approaches these asymptotes. Would you like more details on any specific aspect, or have further questions?

Here are some related questions you might find useful:

  1. How can we determine the slant asymptote for rational functions?
  2. What are the steps for finding horizontal asymptotes for different types of functions?
  3. How would this graph change if we modified the function to 3x15x2\frac{3x - 15}{x - 2}?
  4. Can we determine the domain and range of this function from the graph?
  5. What are some common methods for factoring rational functions?

Tip: When graphing rational functions, always check both the numerator and denominator for common factors; canceling these can reveal holes instead of vertical asymptotes.

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Math Problem Analysis

Mathematical Concepts

Rational Functions
Asymptotes
Graphing

Formulas

\( k(x) = \frac{3x - 15}{x + 2} \)

Theorems

Asymptote rules for rational functions

Suitable Grade Level

Grades 11-12