Mathematics 115 -- Precalculus

David Arnold

Homework Assigments

Introduction

The course is broken into four modules: an introduction to functions, exponential functions, trignometric functions, and polynomial functions. After each module we will have an examination.

An Introduction to Functions

 
Assignment No. Day Section Assignment
1 Tuesday, August 28 Section 2.1 Page 105: #4, 5, 10, 13, 15, 17, 21-33, 39, 40, 42, 50, 55, 58, 59, 67, 70, 94, 97, 99, 100 
2 Thursday, August 30 Please log on to the WebBoard and post a response to the Welcome message.
3 Thursday, August 30 Section 2.1 Page 108: #81, 82, 83, 84, 85
4 Thursday, August 30 Section 2.2 Page 115: #6, 8, 15, 25, 31, 37
5 Tuesday, September 4 Section 2.3 Page 134: #13, 14, 18, 25, 37, 38, 42, 50, 59, 66, 69, 77, 79
6 Thursday, September 6 Section 2.4 Page 148: 17-26, 29, 34, 41, 47, 51, 55, 58, 59, 64--66
7 Thursday, September 13 Section 2.5 Page 159: #7, 11, 12, 13, 18, 23, 28, 29, 36, 37, 51, 54, 55, 58, 63, 65, 68
8 Thursday, September 13 Section 2.6 Page 166: #2, 5, 7, 8, 11, 18, 22, 23, 26
  Tuesday, September 18 Review Homework No homework
  Thursday, September 20 Exam No homework

Exponential Functions

Assignment No. Day Section Assignment
9 Tuesday, September 25 Section 4.1 Page 291: #9, 12, 16, 19, 21, 26, 29, 33, 36, 37, 46, 49, 67, 68c
10 Thursday, September 27 Section 4.2 Page 301: #11-18, 25, 26, 30, 31, 38, 43, 47, 51, 53, 59, 60

Page 338: 1, 4, 6, 9, 11, 14, 18

11 Tuesday, October 2 Section 4.3 Page 312: #1-36(odd), 37, 42, 45, 53-60, 67, 69, 70, 71, 72, 75, 79, 81, 84, 86
12 Tuesday, October 2 Section 4.4 Page 323: #1, 6, 7, 10, 13, 19, 22, 23, 27, 32, 35-38, 39, 53, 56, 57, 60, 61, 63, 66, 69
13 Thursday, October 4 Section 4.6 Page 339: #29, 32, 33, 36, 38, 50, 52
14 Thursday, October 4 Section 4.7 Page 348: #1, 3, 5, 7, 10, 11, 13, 15, 16,21, 24, 26
15 Tuesday, October 9 Section 4.5 Page 330: #1, 8, 9, 14, 20, 23, 27, 29, 35, 37, 42, 47, 49, 50, 52, 55, 65
16 Thursday, October 11 Section 4.8 Page 355: #5, 13
Tuesday, October 15 Review Homework
Tuesday, October 15 Exam

Trigonometric Functions

Assignment No. Day Section Assignment
17 Tuesday, October 18 Section 5.1 Page 376: #15, 22, 27, 32, 37, 43, 50, 58, 61, 67, 73, 75, 77, 81, 82, 83, 84, 86
18 Tuesday, October 18 Section 5.2 Page 390: #1, 4, 11-30 odd, 31, 34, 35, 46, 47, 55, 73, 75, 80, 81, 100
19 Tuesday, October 25 Section 5.3 Page 402: #1, 9, 17, 25, 33, 43, 45, 48, 63, 65, 73-78, 119
20 Thursday, October 27 Section 5.4 Page 410: #1, 5, 9, 24, 42-45, 47-55(odd), 63, 64, 65, 67, 77, 78, 85, 88, 90
21 Tuesday, October 30 Section 5.5 Page 424: #31-62(odd)
22 Thursday, November 1 Section 5.6 Page 438: #37, 38, 39, 41, 51, 56, 57, 58, 61, 62, 63, 65, 67, 69, 83, 85

Download the activity, Applications of Sinusoids, and write up all four problems in the activity.

23 Tuesday, November 6 Section 6.1 Page 457: #1, 7, 9, 13, 15, 21, 23, 27, 35, 39, 49, 51, 55, 61
24 Thursday, November 8 Section 6.2 Page 465: #3, 5, 10, 13, 16, 17, 23a, 25b, 26d, 31, 32, 41, 43, 50, 52, 57, 58, 61
25 Thursday, November 8 Section 6.3 Page 475: #1a, 3b, 8c, 9d, 17, 21, 23, 24, 29, 33, 39, 45, 49, 54, 58
26 Tuesday, November 27 Section 6.5 Page 494: #3, 9, 11, 13, 19, 22, 25, 27, 31, 37, 39, 40, 41, 43, 45, 55, 57, 63, 65, 71, 83, 87, 110, 11
27 Thursday, November 29 Section 6.6 For each of the following problems, please ignore the directions given in the text and do the following: (1) find all solutions, and (2) find the solutions in [0,2pi). Page 499: #1, 3, 4, 7, 10, 11, 15, 19, 22, 23
28 Thursday, November 29 Section 6.7 Page 506: #3, 7, 10, 13, 19, 24, 28, 31, 51, 52
29 Tuesday, December 4 Section 7.1 Page 521: #1, 11, 27, 28, 31, 35, 40
30 Tuesday, December 4 Section 7.2 Page 532: #1, 13, 17, 21, 23, 29, 31, 35, 37, 42, 44
31 Thursday, December 6 Section 7.3 Page 540: #1, 7, 25, 27, 28, 31

Polynomial Functions

Assignment No. Day Section Assignment