# MAT 1311, College Algebra (Mon-Wed 1:00 Class), Fall 2012

### 13. Keys for Quiz 8

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## Homework Assignments

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HW1:  Section R.1, pgs 10-11, Exercises 43-49,65,67,71-91 odd;
Section R.2, pgs 18-20, Exercises 7-13,41-59 odd; R&S R.3 (R&S means "Read and Study")
Due: Start of class on Wednesday, 8/29
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HW2:  Section R.3, pgs 31-33, Exercises 13-21,27-65 odd; R&S R.3
Due: Start of class on Wednesday, 9/5

Sites that give lots of practice on exponent problems for this homework assignment:
Product Property
Quotient Property
Power Property

Practice on any or all of our exponent Rules
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HW3:  Section R.3, pgs 32-33, Exercises 59-65,79-135 odd; R&S R.4
Due: Start of class on Wednesday, 9/5

A good link for practice on multiplying polynomials and factoring:
Practice problems on factoring or multiplying polynomials

We will take Quiz 1 over sections R.1, R.2 and R.3 on Monday (9/10).
Remember to bring your study sheet and calculator!
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HW4:  Section R.4, pgs 42-43, Exercises 15-21,27,31,35,37,43,47 odd; R&S R.5
Due: Start of class on Wednesday, 9/12
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HW5:  Section R.4, pgs 42-43, Exercises 11,49;
Section R.5, pgs 51-53, Exercises 7-15; R&S 9.5
Due: Start of class on Monday, 9/17
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HW6:  Section R.5 17-35,43-61,65-71; R&S R.6
We will take Quiz 2 over sections R.4, R.5a (HW4 and HW5) on Wednesday (9/19).
Remember to bring your study sheet and calculator!
Due: Start of class on Wednesday, 9/19
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HW7:  Section R.6 9-19 odd; R&S 1.1
Due: Start of class on Monday, 9/24
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An excellent site with explanations and examples of problems like those in R.6
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HW8:  Section R.6 21-37 odd; R&S 1.1
We will take Quiz 3 over sections R.5b and R.6 (HW6, HW7, and HW8) on Wednesday (9/26).
Remember to bring your study sheet and calculator!
Due: Start of class on Wednesday, 9/26
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HW9:  Section 1.1 7-35 odd; R&S 1.2
Due: Start of class on Monday, 10/1
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HW10: Section 1.1 69,71; 1.2 23-33,41-53 odd; R&S 1.3
Due: Start of class on Wednesday, 10/3
(no quiz on Wednesday)
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HW11: Section 1.3 7-51 odd; Solve the absolute value equation below:

R&S 1.4
Due: Start of class on Monday, 10/8
(no quiz this Monday)
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HW12: Sections 1.2 55,57,59; 1.4 7-27,41-47,61 odd; R&S 1.5
We will take Quiz 4 over sections 1.1, 1.2 and 1.3 on Wednesday (10/10).
There will be one problem like this on the quiz as well:

Here is a video showing an example of how to do a problem like the one above:
In mp4 format
In flv format
Remember to bring your study sheet and calculator!
Due: Start of class on Wednesday, 10/10
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Mid-Term Exam coming up Wednesday, 10/17! Study your old quizzes and homework!
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HW13: Section 1.5 83-109 odd; R&S 1.6
Due: Start of class on Monday, 10/22
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HW14:  Section 1.5 problems 133,137; R&S 1.6
Handy Chart for Converting from fps to mph
Due: Start of class on Wednesday, 10/10
Monday, 10/22, Lecture notes
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HW15:  Section 1.6 Problems 7-31 odd;
We will take Quiz 5 over sections 1.5 and 1.6a (HW13, HW14, and HW15a) on Monday (10/29).
Remember to bring your study sheet and calculator!
Due: Start of class on Monday, 10/29
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HW16:  Section 1.6 Problems 33-43,53,55,69 odd;
Due: Start of class on Wednesday, 10/31
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HW17:  Section 2.8 35-45,59,61 odd;
We will take Quiz 6 over sections 1.6 and 2.8 (HW15, HW16 and HW17) on Monday (11/5).
Remember to bring your study sheet and calculator!
Due: Start of class on Monday, 10/29

For those of you who missed class on Wednesday, here are some suggestions on what
you can to to make up for missing the important information and examples given
in Wednesday's lecture:

1) Study pages 196-197, Example 8; trying problems 69,71,81, 83 on page 202.

2) Study Examples 1A and 1B on page 254, Example 2 on page 255, Example 3 on page 256,
Example 4 on pages 256-257, Example 5 on pages 257-258, Example 6 on page 259.

This is similar to the information I covered in my lecture. After you have studied all
these examples, in the order given, THEN try the homework.

A good website with practice problems like those in section 2.8

Do all that and if you are still having trouble, email me.
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HW18: Section 2.1 25-37,45-75 odd; R&S 2.2 & 2.3

Monday, 11/05, Lecture notes

For those of you who missed class on Monday, here are some suggestions on what
you can to to make up for missing the important information and examples given
in Wednesday's lecture:

1) Study page 156, Examples 4 and 5; this is similar to problems 25-37 on the homework.

2) Study page 157-159, Examples 7, 8, and 9; this is similar to problems 45-75 on the homework.

This is similar to the information I covered in my lecture. After you have studied all
these examples, in the order given, THEN try the homework.

A good website with practice problems like those in section 2.1

Do all that and if you are still having trouble, email me.
Due: Start of class on Wednesday, 11/7
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HW19: Section 2.2 13-31, 33-39, 57-61 odd; 2.3 31-41 odd; R&S 2.3

Wednesday, 11/07, Lecture notes

We will take Quiz 7 over sections 2.8, 2.1, 2.2 and 2.3a(HW17, HW18 and HW19) on Monday (11/12).
Remember to bring your study sheet and calculator!

For those of you who missed class on Wednesday, here are some suggestions on what
you can to to make up for missing the important information and examples given
in Wednesday's lecture:

1) Study the lecture notes from the link above.

2) For problems 13-31 on the 2.2 homework, study page 166, Example 2.

3) For problems 33-39 on the 2.2 homework, study page 167, Example 3.

4) For problems 57-61 on the 2.2 homework, study the lecture notes, especially example 58.

5) For problems 31-41 on the 2.3 homework, study page 180, Examples 4 and 5.

This is similar to the information I covered in my lecture. After you have studied all
these examples, in the order given, THEN try the homework.

Do all that and if you are still having trouble, email me.

A good website with practice problems like those in sections 2.2 and 2.3

Homework is due: Start of class on Monday, 11/12
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HW20: Section 2.3b 39-61,63-69,71-75,83-87,109,111; R&S 2.4 & 2.7
A good website with practice problems like those in sections 2.3b
Monday, 11/12, Lecture notes

For those of you who missed class on Monday, here are some suggestions on what
you can to to make up for missing the important information and examples given
in Wednesday's lecture:

1) Study the lecture notes from the link above.

2) For problems 39-61 on the 2.3 homework, study pages 180-181, Examples 4,5,6, and 7.

3) For problems 63-75 on the 2.3 homework, study pages 181-182, Examples 8 and 9.

4) For problems 83-87 on the 2.3 homework, study page 183, Example 10.

5) For problems 109-111 on the 2.3 homework, study pages 184-185, Examples 11,12a, and 12b.
Also see these examples.

This is similar to the information I covered in my lecture. After you have studied all
these examples, in the order given, THEN try the homework.

Do all that and if you are still having trouble, email me.

Due: Start of class on Wednesday, 11/14
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HW21: Section 2.4 19-29,35-45; 2.7 9-11, 17,21
Monday, 11/14, Lecture notes

We will take Quiz 8 over sections 2.3b, 2.4, and 2.7 (HW20, HW21) on Monday (11/19).
Remember to bring your study sheet and calculator!

Homework is due: Start of class on Monday, 11/19
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HW22: Section 3.1 7-31,41,45 odd;

Our text is a little harder to understand on these problems than it needs to be.
I would encourage you to follow my lecture notes and examples and look at
this website. On the website, study examples 1a,1b,1c,2a,2b,2c.
Homework is due: Start of class on Monday, 11/26
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HW23: Section 3.8 7,9,13-19,23-29,33-39,43,47-53 odd;

The following examples from the text are like what we did in class and on the homework:
Direct Variation Problems: Examples 2 and 5, pages 390-391;
Inverse Variation Problems: Examples 6 and 7, pages 392-3;
Joint Variation Problems: Example 8, page 393;
Also see this link or this one

Due: Start of class on Wednesday, 11/28
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HW24: Section 4.2 39-45; 4.5 7,11-15,23,25,31,33; R&S 4.5
Homework is due: Start of class on Monday, 12/3
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HW25: Handout 1 on Compound Interest Problems
Handout 2 on Annuity and Loan Problems
(We will show you how to do problems 19 and 20 in class on Wednesday)

Formulas for section 4.5

The following links give webpages that let you practice on any of the formulas
we have covered in section 4.5:
Amount of Money at Compound Interest (Formula 1)
Amount of Money at Continuously Compounded Interest (Formula 2)
Future Value of an Annuity Due (Formula 3)
Future Value of an Ordinary Annuity (Formula 4)
Loan Payments (Formula 7)

Due: Start of class on Wednesday, 12/5
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On Wednesday, 12/5 we will answer questions on the last HW assignment and
any review questions you have (until we run out of time). The final exam will
cover material since the mid-term exam. This would be on:

HW13 - HW25,
Quizzes 5-8,
Textbook sections 1.5,1.6,2.8,2.1,2.2,2.3,2.4,2.7,3.1,3.8,4.2,4.5 and the last handouts.

You may bring your old study sheets plus a new one for material
since quiz 8 plus the formulas handout I gave on HW25.

The final exam is from 7:45 to 9:45 on Thursday morning, Dec. 13th.
Bring your calculator (NOT a phone, ipad, android, or other internet capable device)
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If you have questions on any of this, send me an email requesting a time to
meet. I will have many students and will always give first priority to those
who scheduled an appointment!

Note: On all emails for this course, start the subject line out with
MAT1311, followed by whatever else is appropriate. Emails without this
subject line formatting may not be accepted!

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