**MATH 141 - PRECALCULUS**

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me É MATH 141 HOME É HOME

**¥ VIDEOS; CLASS & HOMEWORK
– TENTATIVE SCHEDULE (FALL 2017)**

**WHEN THERE'S A
TEST:**

**BRING
A SCIENTIFIC CALCULATOR (FORBIDDEN ON SOME PARTS), A PENCIL + ERASER,
AND YOUR HOMEWORK!**

Tu (8/22; Day 1): Hello, Sections 0.1 to 0.5 (Part B).

**THINK
ABOUT DOING ALEKS FOR EXTRA CREDIT!**

¥ You
can do the HW through 0.5, #1.

**DAY 1: RECOMMENDED VIDEOS (MYWHYU): SETS
AND INTERVALS**

Algebra 1 - Defining Sets

https://www.youtube.com/watch?v=GYlhVuGBl5E&list=PL20023FA07684B937&index=1

Algebra 2 - Set Equality and Subsets

https://www.youtube.com/watch?v=OYGYqRj9-ok&list=PL20023FA07684B937&index=2

Algebra 3 - Venn Diagrams, Unions, and Intersections

https://www.youtube.com/watch?v=uR70knMr2Hg&list=PL20023FA07684B937&index=3

Algebra 6 - Interval Notation and the Number Line

https://www.youtube.com/watch?v=JQuPaIYsivY&list=PL20023FA07684B937&index=6

Algebra 7 - Bounded versus Unbounded Intervals

https://www.youtube.com/watch?v=hajHB1XlKw0&index=7&list=PL20023FA07684B937

Algebra 8 - Unions of Intervals

https://www.youtube.com/watch?v=U8FxJ_XKFNQ&index=8&list=PL20023FA07684B937

Th (8/24; Day 2): Sections 0.5 (Part C) to 0.7. Look at
Factoring Problems.

¥ You
can do the HW through 0.7.

**DAY 2: IMAGES OF POWER**

Tu (8/29; Day 3): Sections 0.8 to 0.10.

¥ You
can do the HW through 0.10.

¥ Next time, I will
hand out black-and-white copies of 0.11, 0.12, and 0.15 in class.

Th (8/31; Day 4): Sections 0.11 to 0.16. Bring questions
(+ HW / Answer handouts), the old test, and the online outline of exam topics
for next time.

¥ You
can do the HW for Ch.0. Only the Ch.0 HW is due at the first exam.

¥ I will hand out
black-and-white copies of 0.11, 0.12, and 0.15 in class.

**DAY 4: RECOMMENDED VIDEOS (MOSTLY MYWHYU):
LINES**

Algebra 19 - Linear Equations y = mx

https://www.youtube.com/watch?v=IKp76EepRRM&list=PL20023FA07684B937&index=19

Algebra 20 - Slope-Intercept Form

https://www.youtube.com/watch?v=9zfJImNEEas&list=PL20023FA07684B937&index=20

Algebra 21 - Slope

https://www.youtube.com/watch?v=eBI1ulI1jec&list=PL20023FA07684B937&index=21

Algebra 22 - Point-Slope Form

https://www.youtube.com/watch?v=aM3MhYrI1C8&index=22&list=PL20023FA07684B937

Algebra 33 - Parallel Lines

https://www.youtube.com/watch?v=Q6phH6FTw34&list=PL20023FA07684B937&index=33

Algebra 34 - Perpendicular Lines

https://www.youtube.com/watch?v=guf2gp6XqY4&list=PL20023FA07684B937&index=34

¥ Slope Guy:
https://s-media-cache-ak0.pinimg.com/originals/70/e1/44/70e1441d7e01ab40d56cbd0aa6bcaf29.png

FRIDAY (9/1): CENSUS: BIG DEADLINE FOR
ADD CODES, DROPPING WITHOUT A 'W', and REFUND DEADLINE.

MONDAY (9/4): HOLIDAY / NO CLASSES
– DOESNÕT AFFECT OUR CLASS

Tu (9/5; Day 5): Section 1.1 (skim the part before
Example 8), and Section 1.2. Quiz 1A only covers Ch.0, though. Questions. Bring
questions (+ HW / Answer handouts), the old test, and the online outline of
exam topics.

¥ You
can do the HW through 1.2. (Only the Ch.0 HW is due at the first test, though.)

Th (9/7; Day 6): **QUIZ 1A
(Chapter 0), HW DUE (Ch.0 only), BRING A SCIENTIFIC CALCULATOR**. I will ask you to indicate whether or not you can print
the solutions off of my website.

¥ Section 1.3.

Tu (9/12; Day 7): Do Sections 1.4, 1.5 (Parts F and G
are optional reading for previewing calculus), and 1.6. (We are skimming over
domains of composite functions, as they are set up in 1.6; you donÕt have to do
those parts of the HW. Also, the word problems in 1.6, Part F are optional
reading.)

¥ You
can do the HW through 1.6.

Th (9/14; Day 8): Do Sections
1.7 (Parts B and C), 1.8, 1.9, and 1.10 (and skim Section 1.11, though 1.11
wonÕt be on your test). Can do HW for Ch.1. Bring questions (+ HW /
Answer handouts), the old test, and the online outline of exam topics for next
time.

¥ Think
About It: What linear functions are their own inverses? Think graphically.
Think of a pair of dice adding up to 7 and the symmetries therein.

Tu (9/19; Day 9): Sections 2.1
and 2.2. Questions. Bring questions (+ HW / Answer handouts), the old
test, and the online outline of exam topics. Can do
HW through 2.2.

Th (9/21; Day 10): **QUIZ 1B
(Chapter 1), HW DUE (Ch.1 only), BRING A SCIENTIFIC CALCULATOR**.

¥ Sections 2.3 and 2.4 (through Part C, Notes 2.37). Can do HW through 2.4, #4.

FRIDAY (9/22): DEADLINE FOR PASS /
NO PASS PETITIONS

Tu (9/26; Day 11): Finish Section 2.4 and Do Section 2.5
and the ÒQFÓ Method for Factoring Quadratics; we will
skip part I (on the Upper and Lower Bound Rules, which will not be on our
tests, though skim it sometime).

¥ You
can do HW through 2.5.

Th (9/28; Day 12): Sections 2.6 and 2.7.

¥ You
can do HW through 2.7.

Tu (10/3; Day 13): Do Sections 3.1, 3.2, and 3.3.

¥ You
can do HW through 3.3.

Th (10/5; Day 14): Do Sections 3.4/3.5,
Do Section 4.1. Bring questions (+ HW / Answer
handouts), the old test, and the online outline of exam topics for next time.

¥ You
can do all of HW #2 and HW #3, 4.1.

Tu (10/10; Day 15): Do Sections 4.2-4.4: Notes 4.08
through middle of 4.23 (through middle of Part C). Questions. Can do HW #3
through 4.2-4.4, #8. Bring questions (+ HW / Answer handouts), the old test,
and the online outline of exam topics.

¥
Handout in class: Basic
Trig IDs (also in 5.1 notes)

Th (10/12; Day 16): **MIDTERM 2 (Chs.
2 and 3), HW DUE, BRING A SCIENTIFIC CALCULATOR AND MAYBE SOME READING MATERIAL
OR SOME HOMEWORK TO WORK ON IF YOU FINISH PART 1 EARLY**. The exam will be
divided into two parts, with calculators forbidden on the second part. You may
want to bring reading material or work in case you finish Part 1 early. You may
leave after you are done with Part 2.

Tu (10/17; Day 17): Notes 4.23 (bottom) to 4.52 (do
4.31-4.32 later). Finish Sections 4.2-4.4 (do Part F later when we do 4.7 and
Part G later when we do 4.8) and do Section 4.5. Can do HW through 4.5.

Th (10/19; Day 18): Notes 4.53 to 4.79: Sections 4.6 and
4.7 (through Part D). Also, Part F from Sections 4.2-4.4 (Notes 4.31). Can do
HW through 4.7, #4.

Tu (10/24; Day 19): Notes 4.80 to 4.92 (skip Part C on
4.93): Finish Section 4.7. Do Section 4.8. Also, Part G from Sections 4.2-4.4
(Notes 4.32) on word problems. Do Section 5.1; reme mber Handout: Basic Trig IDs
(also in 5.1 notes). Can do all HW for Ch.4 and 5.1. Bring questions (+ HW /
Answer handouts), the old test, and the online outline of exam topics for next
time.

Th (10/26; Day 20): Section 5.2. Start 5.3 (Part A).
Notes 5.10 to 5.26. Discuss grades. Questions. Bring questions (+ HW / Answer
handouts), the old test, and the online outline of exam topics. Can do HW
through 5.3, #1h.

FRIDAY (10/27): ÔWÕ DEADLINE (IF
YOU STAY IN, YOU GET AN EVALUATIVE GRADE; IT MAY NOT MATTER FOR REPETITION
PURPOSES)

Tu (10/31; Day 21): **MIDTERM 3 (Ch. 4), HW DUE, BRING
A SCIENTIFIC CALCULATOR AND MAYBE SOME READING MATERIAL OR SOME HOMEWORK TO
WORK ON IF YOU FINISH PART 1 EARLY**. The exam will be divided into two
parts, with calculators forbidden on the second part. You may want to bring
reading material or work in case you finish Part 1 early. You may leave after you
are done with Part 2.

Th (11/2; Day 22): Section 5.3 (finish), Sections 5.4 /
5.5 More Trig IDs Handout: Notes 5.27 to 5.41 and Handout. Handout is given out
in class, but here it is: Handout.
Memorize the IDs!! You do not have to memorize the product-to-sum IDs or the
sum-to-product IDs, although you may be called upon to use them. Can do HW #4
up through 5.3.

Tu (11/7; Day 23): Finish Sections 5.4 / 5.5 (skim 5.53;
it comes up in calculus), Do 6.1 and 6.2: Notes 5.42 to 5.52 and 6.01 to 6.17.
Can do HW #4 up through 6.2.

¥ The
optional notes on 5.53 are elaborated on in Section 3.4 in Math 150: how trig comes up in
derivatives and limits of difference quotients.

Th (11/9; Day 24): Do 6.3 and 6.4;
skim 6.5 (6.5 is not on your test; there is an optional handout on this in the
Notes for Midterm 4 page): Notes 6.18 to 6.38 [we skimmed 6.5]. Can finish HW #4.
Bring questions (+ HW / Answer handouts), the old test, and the online outline
of exam topics for next time.

FRIDAY (11/10): HOLIDAY / NO
CLASSES – DOESNÕT AFFECT OUR CLASS

Tu (11/14; Day 25): Do Sections
7.1-7.3 and Start Section 7.4 through Part C: Notes 7.01 to 7.21. Questions.
Can do HW through 7.4, #1. Bring questions (+ HW / Answer handouts), the old
test, and the online outline of exam topics.

Th (11/16; Day 26): **MIDTERM 4 (Chs.
5, 6), HW DUE, BRING A SCIENTIFIC CALCULATOR AND MAYBE SOME READING MATERIAL OR
SOME HOMEWORK TO WORK ON IF YOU FINISH PART 1 EARLY**. The exam will be
divided into two parts, with calculators forbidden on one part. You may want to
bring reading material or work in case you finish Part 1 early. You may leave
after you are done with Part 2.

**THANKSGIVING BREAK (Mon., 11/20 THROUGH Sat., 11/25): NO CLASSES ALL
WEEK!**

Tu (11/28; Day 27): Finish 7.4: Notes 7.22 to 7.35,
Discuss 7.5, 7.6 (we're not "doing" them). Start Section 8.1 (up
through part of Part D, systems of two equations): Notes 8.01 to 8.14. In this
class, we're doing a preview of the first three chapters of: Math254.html. Can do all HW on
Ch.7 and some HW on 8.1 (up through #5, though #5 is optional).

Th (11/30; Day 28): Finish Section 8.1: Notes 8.15 to
8.25, but Skip 8.22-8.23 and also Parts H and I (8.26 to 8.33; this is not
required material for the Final). Do Section 8.2: Notes 8.15 to 8.46; we will
Skim Part G (8.44-8.46). (We are skimming Sections 8.3 and 8.5, and they will
not be on your Final; the HW for 8.3 and 8.5 is optional.) Section 8.4: Notes
8.57 to 8.65 (8.66 on cross products is optional). The notes for Linear Algebra
(Math 254) will elaborate. Can do HW
through 8.2 and 8.4 (8.3/8.5 is optional).

Tu (12/5; Day 29): Do Sections 9.1/9.6 (Skip *nPr*) and 9.2 (Skip Part C): Notes 9.01 to 9.13. Most
of Section 9.3 (Parts A, B, most of D; skip C): Notes 9.15 to 9.18 and
9.22-9.23. Can do HW through 9.3, #5.

**DAY 29: SUM OF A GEOMETRIC SERIES**

¥ https://mrhonner.files.wordpress.com/2010/10/infinite-series-square.jpg

¥ http://takayaiwamoto.com/Sums_and_Series/gss_1_final.jpg

¥ https://s-media-cache-ak0.pinimg.com/736x/99/7c/f0/997cf0b234585befbe153ffb3c8e1a35.jpg

Th (12/7; Day 30): Sections 9.3 (Start with Part D, Skip
Part C), 9.4, and 9.5 (see Math 119 notes and websites on PascalÕs triangle: Notes for Quiz 2): Notes
9.24 to 9.32. Can do all HW through Chapter 9. If we have time: introduce Ch.10
(conic sections): Section 10.3. Can do HW for 10.3. Bring questions (+ HW /
Answer handouts) for next time, the old final, and the online outline of exam
topics.

**¥ FUN WITH PASCAL'S TRIANGLE: **The Magic of
Pascal's Triangle (Plinko from *The Price is
Right* and Word Jumbles). Also:
http://www.mathsisfun.com/pascals-triangle.html
É http://www.jcu.edu/math/isep/Quincunx/Quincunx.html** **É http://www.ms.uky.edu/~mai/java/stat/GaltonMachine.html
É http://en.wikipedia.org/wiki/Bean_machine** **(Wikipedia article) É http://en.wikipedia.org/wiki/Quincunx** **(Wikipedia article)

**¥
YOUTUBE GAME SHOW LINKS: ***The Price
is Right / Plinko *winner (the Plinko board is in the second
half): http://www.youtube.com/watch?v=vuMir11YFPs.
What does this have to do with PascalÕs triangle?

Tu (12/12; Day 31): Finish Chapter 10. HW for 10.4 is
optional. **WEÕLL SEE HOW FAR WE GET WITH
CHAPTER 10 IN CLASS.** Bring questions (+ HW / Answer handouts), the old
final, and the online outline of exam topics.

**¥
ANIMATION ON CONICS: **https://www.youtube.com/watch?v=HO2zAU3Eppo ; Corrections: (0:48-1:07) The double-nappe
cone (or simply ÒconeÓ) here should not be thought of as finite, so there are
no ÒbasesÓ and there is no Òbase perimeter.Ó The term ÒdirectrixÓ
is used elsewhere, especially when describing parabolas.

Th (12/14; Day 32): **FINAL,** **HW DUE (YOU MAY
WANT TO PHOTOCOPY IT IF YOU WON'T SEE ME LATER), BRING A SCIENTIFIC CALCULATOR
(WE MAY RUN OUT!)****. LAST DAY FOR
ALEKS EXTRA CREDIT.** Have a great break! Keep checking the website.

END OF SEMESTER: SATURDAY, 12/16

GRADES AVAILABLE ONLINE

http://studentweb.sdccd.edu; you can
email me. Email me

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me É MATH 141 HOME É HOME