Math 141

               Homework Assignments

These assignment exercises are taken from:

Trigonometry: A Unit Circle Approach, 8/E
by Michael Sullivan

ISBN-10: 0132392798
ISBN-13: 9780132392792

 

INSTRUCTIONS

Once a homework is assigned (announced in class), it is due on the following class session – Work all odd problems when a range is given, unless otherwise specified. Note: “eoo” means “every other odd”.

This Assignment list may be updated as needed.

 

 

ANSWERS TO SELECTED ODD PROBLEMS

 

 

 

 

Topics

Homework Problems

Click here:

Chapter 1 exercise pages

 

 

 

 

 

Introduction - Syllabus

 

 

 

 

Graphs and Functions review

 

 

Work the problems listed from the following sections:

 

1.3: 17, 19, 43, 53, 57, 59, 69, 73, 85, 87, 91

1.4: 9-17(all), 23, 39, 41, 53

1.5: 5-12(all), 21, 31, 35, 37, 39

1.6 : 7-18(all), 19-25(odds), 31, 41, 49, 53, 63, 71

1.7:  31, 37, 41, 49, 53, 57, 65, 67

 

 

 

 

Click here:

Chapter 2 exercise pages

 

 

 

2.1. Angles and Their Measure

 

 

2.2. Trigonometric Functions: Unit Circle Approach

 

 

 

 

 

 

2.3. Properties of the Trigonometric Functions

 

 

 

 

2.4. Graphs of the Sine and Cosine Functions

2.5. Graphs of the Tangent, Cotangent, Cosecant, and Secant Functions

 

2.6. Phase Shift

 

2.1:  1-10all, 23 – 33odd , 35 – 57odd, 61, 69, 73 – 89eooevery other odd”), 103.

Click here: Worksheet 2.1

2.2: 13 – 33eoo, 43, 45, 51, 53, 59, 63, 85, 91, 105, 113, 117, 123

Click here: Worksheet 2.2

 

2.3:  13 – 57eoo, 65, 75, 77-87eoo, 91, 113

Click here: Worksheet 2.3

 

2.4:  9 – 18all, 19, 25, 27, 39 – 42(all), 43 – 63(eoo), 67, 69, 73, 95(a,b,c,d)

2.5: 7 – 15(odd), 23, 29, 43, 49

Click here: Worksheet 2.4 – 2.5

 

Click here:

Chapter 3 exercise pages

 

 

3.1. The Inverse Sine, Cosine, and Tangent Functions

 

 

 

3.2. The Inverse Trigonometric Functions (Continued)

 

 

 

 

 

3.3. Trigonometric Identities

 

 

3.4. Sum and Difference Formulas

 

 

 

 

 

3.5. Double-angle and Half-angle Formulas

3.6. Product-to-Sum and Sum-to-Product Formulas

 

 

3.7. Trigonometric Equations (I)

3.8. Trigonometric Equations (II)

 

 

3.1:  15 – 23(odd), 31 – 65(eoo), 69

Click here: Worksheet 3.1

 

3.2: 9 – 33(eoo), 37, 43, 57, 65, 73.

Click here: Worksheet 3.2

 

3.3:  11 – 17(odd), 23 – 35(eoo), 41, 47, 49, 55, 65, 73, 78, 83, 91, 93

Click here: Worksheet 3.3

 

3.4:  9 – 25(eoo), 27, 33, 39, 43, 47, 55, 57, 67, 73, 79,  85,  89. 

Click here: Worksheet 3.4

 

3.5:  9 – 27(eoo), 31, 39, 41, 51, 57, 65, 73, 77

3.6:  1 – 35(eoo), 40

Click here: Worksheet 3.5-3.6  

 

3.7:  11, 15, 21, 29, 33, 39, 43, 51, 57, 67

3.8:  5, 11, 17, 25, 31, 35, 41, 47, 53, 69(a, b)

Click here: Worksheet 3.7-3.8

Click here:

Chapter 4 exercise pages

   4.1. Applications Involving Right   Triangles

 

 

  4.2. The Law of Sines

 

 

 

   4.3. The Law of Cosines

 

 

 

   4.4. Area of a Triangle

 

 

 

 

   4.5. Simple Harmonic Motion;   

 

 

 

4.1:  9, 15, 21, 27, 37, 39, 45, 49, 57, 63, 73, 77

Click here: Worksheet 4.1

 

 

4.2: 11, 15, 23, 27, 35, 39, 41, 47, 50

Click here: Worksheet 4.2

 

 

4.3: 11, 15, 25, 27, 31, 33, 35, 41

Click here: Worksheet 4.3 (print or write on paper)

 

 

4.4: 7, 11, 17, 23, 27, 31(in 27 and 31, use result formulas from 25 and 26), 33, 42.

 Worksheet: Chapter 4 recap

 

4.5: 7, 11, 15

Click here:

Chapter 5 exercise pages

5.1. Polar Coordinates

 

 

 

5.1: 13 – 43(eoo),51 , 57, 63, 69, 73, 77, 81, (just read 83).  

Click here: Worksheet 5.1

 

 

   

     5.4. Vectors

 

  

 

 

 

 

 

 

 

5.4:       Exercise Pages (Click here for 5.4)

Part 1:  9-21(odds)

Part 2:  23,27,29,37,42,49,51,57,63.

Similar to these will be on the final!