24 Oct 2021
Problem 18
Page 196
Section 3.3: Derivatives of Trigonometric Functions
Chapter 3: Differentiation Rules
Textbook ExpertVerified Tutor
24 Oct 2021
Given information
The given expression is:
Step-by-step explanation
Step 1.
From the definition of derivative:
We know that , so .
Substitute the values of and in the above formula:
Now use the formula: