Math 140 Unit One Problem Solving Strategies

Resources: Billstein: Sections 1-1,1-2, 1-3, 2-1, 2-2

Dolan: Chapter 1 Activities 3,6,8,9,10, 11, 13

Supplement: Unit One

Schedule:

August 27: Read Chapter 1 Section 2

September 1: Read Chapter 1 - Section 1

September 3: Homework #1 due; Read Chapter 2- Section 2

Note September 3 is the last day to drop Math 140 without using your end of the 9^th week

privilege. Check with your college for details.

September 8: Homework #2 due; Read Chapter 2- Section 1

September 10: Unit One Extra Credit due.

September 15: Unit One Test:

September 17: Project #1 due - Dolan p. 16,17 and Supplement: p I-26, I-27.

September 22: Journal #1 due.

September 24: Quiz # 1: calculator use.

Homework Number One:

Section 1-1: Problems 13, 14; Section 1-2: Problem 7, 12, 15, 16, 20, 29b; Section 1-3: Problems 2, 4, 18; Dolan activities 9, 10.

Homework Number Two:

Section 1-1: Problems 3c, 3e, 6, 15, 19b, 21e; Section 1-2: Problem 22b; Section 2-1: Problem 17; Section 2-2: Problems 17, 18, 19, 22, 31. Dolan: Activity 11 - p. 14 only.

Note: In Section 1-3 do problems from pages 44,45 not review problems on 48-49.

PRACTICE: Do at least the following.

Section 1-1: Problems 4,5, 8b, 12, 16, 18, 20a, 21d, 22c, 23, 25,27, and 32

Section 1-2: Problems 4, 6, 13, 18, 22c, 24a, 37, 38, 39;

Section 1-3: Problems 6, 8a, 13.

Section 2-1: Problems 1a, 1c, 7b, 7d, 9, 11.

Section 2-2: Problems 2,3,41, 4b, 6, 7c,7c, 8a, 16, 34.

Journal: Solve the following problems for extra credit. All solutions must include the

reasoning behind the answers.

1. Puzzle Problems in Billstein: page 36.

2. Every GOOP is a GORP. Half of all GORGS are GORPS. There are 40 GORGS and 30 GOOPS. No GORG is a GOOP. How many GORPS are neither GOOPS nor GORGS?

3. 100 pounds of cucumbers are 99 per cent water. After they sit in the Chicago sun for a few days enough water has evaporated that the cucumbers are now 98 per cent water. How much

do they now weigh?

Answers: Section 2-1: 9b) 1, 11a) , 11b) , 11d) ,

Section 2-2: 2a) True, 2c) true, 2d) false 3b) A 6c) jÿhf6
d¡, 6d) jÿhf6
d¡,