Precalculus (Math 19), Fall 2008

Sweeney Hall 345, MWF 10:30-11:50am (Sec. 12, code 48467)

Last update of this page: Sat Nov 21, 5:30pm

Announcements:

Administrative handouts:

Course greensheet, Information sheet.

Course notes:

Course mechanics: Homework in Math 19, How to do well in college math, How the gateway affects your grade (sample gateway).

Course material: Cut, bump, slide, Quadratic functions and the magic number, Factoring example from class on Wed Sep 30, How to factor.

Topics for exams:

Exam 1, Exam 2, Exam 3.

Sample exams:

Exam 1, Exam 2, Exam 3, Final.

Homework:

Problems in boldface require you to explain or justify your answers (i.e., write a sentence or two explaining your answers in an appropriate manner).

HW Due date Problems
HW01 Wed Aug 26 (1.5) 14, 28, 40, 48, 58, 76; (1.6) 24, 42, 70.
HW02 Fri Aug 28 (1.7) 14, 24, 38, 56, 70, 86 (84 no longer assigned); (1.8) 28, 44, 60, 70.
HW03 Mon Aug 31 (1.8) 84; (1.10) 12, 18, 28, 34, 46; (1.11) 18, 28, 40.
HW04 Wed Sep 02 (2.1) 14, 22, 32, 44, 56; (2.2) 8, 14, 24, 26, 32.
HW05 Fri Sep 04 (2.2) 42, 54, 56 (justify answers), 60; (2.3) 2, 16, 24, 28, 32 (explain (c)).
HW06 Wed Sep 09 (2.4) 6 (explain relationship), 14, 20, 28, 40, 48, 54, 70.
HW07 Mon Sep 14 (2.5) 2, 10, 18, 26, 34, 40, 50, 60, 64.
HW08 Wed Sep 16 (2.7) 4, 8, 12, 20, 26, 32, 38, 40, 44, 50.
HW09 Fri Sep 18 (2.8) 4, 12, 18, 24, 38, 46, 54, 66, 70, 74.
HW10 Mon Sep 21 (3.1) 2, 6, 10, 14, 18, 22, 28, 36.
HW11 Wed Sep 23 (3.1) 40, 44; (3.2) 4, 8, 18, 30, 42, 46.
HW12 Mon Sep 28 (3.2) 60, 66; (3.3) 4, 12, 20, 28, 38, 44.
HW13 Wed Sep 30 (3.3) 52, 56; (3.4) 4, 14, 18, 26, 36, 42.
HW14 Fri Oct 02 (3.5) 8, 18, 24, 32, 38, 48; (3.6) 4, 8.
HW15 Wed Oct 07 (3.6) 12, 20, 30, 38, 46, 56, 64.
HW16 Fri Oct 09 (4.1) 8, 14, 18, 24, 30, 38, 40, 66, 72.
HW17 Mon Oct 12 (4.2) 8, 14, 18, 24, 28, 38, 44, 52, 56.
HW18 Wed Oct 14 (4.3) 6, 10, 16, 22, 28, 34, 42, 48, 54, 60.
HW19 Fri Oct 16 (4.4) 10, 20, 26, 30, 40, 46, 50, 66, 76, 82(a,b).
HW20 Wed Oct 21 (4.5) 2*, 8*, 16*, 22*, 24*, 30*, 36*. (* = write final answer in a complete sentence, using correct units)
HW21 Fri Oct 23 (5.1) 4, 12, 16, 26, 32, 38(b), 42(b), 50(b); (5.2) 2.
HW22 Wed Oct 28 (5.2) 6, 12, 18, 24, 30, 36, 46, 50, 56, 64 (changed from 62).
HW23 Fri Oct 30 (5.2) 68, 76 (explain); (5.3) 2, 8, 12, 14, 18, 22, 24, 26.
HW24 Mon Nov 02 (5.3) 30, 34, 38, 44, 48, 76, 78; (5.4) 8, 16.
HW25 Wed Nov 04 (5.4) 4, 6, 22, 28, 32, 38, 48, 52.
HW26 Fri Nov 06 (5.5) 4, 14, 20, 26 (not 22), 28 (explain (c)), 34 (explain (c,d)), 36, 44 (answer (b) in a complete sentence).
HW27 Mon Nov 09 (7.1) 8, 14, 18, 30, 36, 42, 48, 54, 60, 66.
HW28 Mon Nov 16 (7.1) 72, 76, 84, 88; (7.2) 2, 8, 12, 26, 32, 38.
HW29 Wed Nov 18 (7.3) 2, 6, 12, 18, 26, 30, 36, 40; (7.4) 2, 4.
HW30 Mon Nov 23 (7.4) 8, 16, 20, 26, 30*, 36*, 42, 46. (* = use algebraic methods from class instead of triangles)
HW31 Wed Nov 25 (6.1) 8, 12, 20, 24, 30, 48; (6.2) 6, 14, 20, 32, 42, 60.
HW32 Mon Nov 30 (6.3) 44, 50; (6.4) 6, 8, 14, 20, 24, 32.
HW33 Wed Dec 02 (6.5) 4, 10, 16, 22, 26, 40, 48; (10.1) 6, 10, 16.
HW34 Fri Dec 04 (10.2) 4, 8, 14, 20, 24, 32, 36; (10.3) 2, 8, 12.
HW35 Mon Dec 07 (10.3) 18, 22, 32, 34; (10.4) 2, 6, 10, 16, 18, 24, 28.

Reading assigned in course so far:

1.5-1.8, 1.10-1.11, 2.1-2.5, 2.7-2.8, 3.1-3.2, 3.3 (skip Descartes, upper and lower bounds, graphing devices), 3.4-3.6, 4.1-4.5, 5.1-5.5, 7.1-7.4, 6.1, 6.2, 6.3, 6.4.

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