Learning Outcomes

1. Find the derivatives of sine and cosine functions .
2. Find the derivatives of the standard trigonometric functions.
3. Calculate the higher-order derivatives of the sine and cosine functions.

Textbook

• Chapter 3.5   Derivatives of Trigonometric Functions

Textbook Assignment

• p. 285:    177, 179, 185, 187, 191-195 odd

WeBWork Assignment

• Derivatives-Trigonometric

Exit problems of the session

1. Find the derivative of the following functions:

(a). (b). (c). 2. Find the second order derivative for the given function .

Key Concepts

• Derivative of sine function: • Derivative of cosine function: • Derivative of tangent function: • Derivative of cotangent function: • Derivative of secant function: • Derivative of cosecant function: #### Videos and Practice Problems of Selected Topics

1. Derivatives of and . (3:40)
2. Worked Examples: derivatives of and . (5:13) Find the derivative of .
3. * Practice: Derivatives of and . (4 problems)
4. Derivatives of and (4:37) Use the quotient rule to derive formulas for the derivative of and .
5. Derivatives of and (4:27) Use the quotient rule to derive formulas for the derivative of and .
6. Product rule (8:03) Find the derivative of (first 3:20 minutes) and .
7. Quotient rule (7:37) Find the derivative of (first 3:34 minues) and .