Calculus: Early Transcendentals
8th Edition
ISBN:9781285741550
Author:James Stewart
Publisher:James Stewart
Chapter1: Functions And Models
Section: Chapter Questions
Problem 1RCC: (a) What is a function? What are its domain and range? (b) What is the graph of a function? (c) How...
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Is the answer to this problem undefined?

Transcribed Image Text:(b) \(\lim_{x \to 1} \left( \cos \left( \frac{\pi}{2} x \right) \right)^{x-1}\)
This mathematical expression represents the limit of a function as \(x\) approaches 1. The function is \(\left( \cos \left( \frac{\pi}{2} x \right) \right)^{x-1}\).
**Explanation:**
- **Cosine Function:** The cosine of \(\frac{\pi}{2} x\) is evaluated inside the parentheses. The cosine function oscillates between -1 and 1, and \(\frac{\pi}{2} x\) introduces a transformation to the angle.
- **Exponent:** The result of the cosine function is raised to the power of \(x - 1\).
In this limit problem, you'll evaluate how the function behaves as \(x\) gets very close to 1.
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