Math Problem Statement
(X3+1)/x2_1 draw graph
Solution
It looks like you want to graph the function:
I'll generate the graph for you. numpy as np import matplotlib.pyplot as plt
Define the function
def f(x): return (x3 + 1) / (x2 - 1)
Define x values avoiding division by zero at x = ±1
x = np.linspace(-3, 3, 400) x = x[x != -1] # Remove x = -1 x = x[x != 1] # Remove x = 1
Compute y values
y = f(x)
Plot the function
plt.figure(figsize=(8, 6)) plt.plot(x, y, label=r'$f(x) = \frac{x^3 + 1}{x^2 - 1}$', color='b')
Mark vertical asymptotes at x = ±1
plt.axvline(x=-1, color='r', linestyle='dashed', label='Asymptote $x = -1$') plt.axvline(x=1, color='r', linestyle='dashed', label='Asymptote $x = 1$')
Add labels and title
plt.xlabel('x') plt.ylabel('f(x)') plt.title('Graph of $f(x) = \frac{x^3 + 1}{x^2 - 1}$') plt.legend() plt.grid()
Show the plot
plt.show()Here is the graph of . The function has vertical asymptotes at , where the denominator equals zero. Let me know if you want any details!
Related Questions:
- What are the horizontal and oblique asymptotes of this function?
- How do I find the domain and range of ?
- What happens to as and ?
- How can I determine the critical points and inflection points?
- What are the intercepts of this function?
Tip:
Always check for asymptotes in rational functions by analyzing where the denominator equals zero!
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Math Problem Analysis
Mathematical Concepts
Rational Functions
Asymptotes
Graphing Functions
Formulas
f(x) = (x^3 + 1) / (x^2 - 1)
Theorems
Vertical Asymptotes
Function Graphing
Suitable Grade Level
Grades 9-12
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