Evaluate [sin(5x) cos(4x)dx COS X 2 cos 9x 18 -+C (b)

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...
Question
**1. Evaluate \(\int \sin(5x) \cos(4x) \, dx\)**

Options:
- (a) \(\frac{\cos x}{2} - \frac{\cos 9x}{18} + C\)
- (b) \(-\frac{\cos x}{2} - \frac{\cos 9x}{18} + C\)
- (c) \(-\frac{\cos x}{2} + \frac{\cos 9x}{18} + C\)
- (d) \(\frac{\cos x}{2} + \frac{\cos 9x}{18} + C\)
Transcribed Image Text:**1. Evaluate \(\int \sin(5x) \cos(4x) \, dx\)** Options: - (a) \(\frac{\cos x}{2} - \frac{\cos 9x}{18} + C\) - (b) \(-\frac{\cos x}{2} - \frac{\cos 9x}{18} + C\) - (c) \(-\frac{\cos x}{2} + \frac{\cos 9x}{18} + C\) - (d) \(\frac{\cos x}{2} + \frac{\cos 9x}{18} + C\)
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