Math 140 Unit Four Linear Functions and Algebra

FINAL EXAM: Monday Dec. 6: 6-8 PM

(Rooms to be announced.)

Resources: Billstein: Sections 6-3, 7-1 through 7-5

Supplement: Unit Four

Schedule: (The topics in parentheses will tentatively be covered in class on that

day.)

November 17: (linear functions and graphs: Muggsy parameter, classroom expressions,

piecewise linear graphs)

November 19: Read Chapter 7-3, 7-4; Do at home: ratio and proportion practice; 4-5, 4-6

(Bouncing ball; proportion problems). Last day to redo any Unit Two test questions.

November 24: HW 7, HW 8; Read chapter 7-5; Do at home: Practice with Percents

4-7,4-8 (mixtures and percents); worksheet on graphing 4-17 through 4-19.

December 1: Read Chapter 7-1, 7-2; UNIT IV test. (There is no point recovery on

this test or the final.)

December 3: Do equation practice 4-10 thru 4-12 in supplements. Equation quiz.

Last day to redo any Unit Three test questions; Project: Do the bridge problems: 4-37 - 4-40. You may collect the data in any small groups you want; but turn in separate answer sheets - writing out the explanations yourself. (Review and equations)

Homework Number Seven:

Section 7-2: Problems 4, 18, 20 Section 7-4: Problems 3,7,9,11,13,22, 33, 34

Section 7--5: Problems 9, 12, 24, 30a

Homework Number Eight:

Section 7-1: Problems 9*d, g, h, j), 11(f, g, h) Section 7-3: Problems 3 (a, b, f), 4 (a,b,f),

6(a, f), 11(a, c), 12, 14 Section 7-6: 9, 17:

Practice:

Section 7-1: Problems 10e, 11d, 13, 16

Section 7-2: Problems 26

Section 7-3: Problems 17, 18, 19, 32

Section 7-4: Problems 21, 23, 27, 28, 33

Section 7-5: Problems 1, 2, 10, 12, 14, 16, 18, 20, 23, 25, 27, 28, 33

Section 7-6: Problems 6, 12, 14, 16

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