# MAT 1311.02, College Algebra (T/Th 8:30-9:45, CA122), Spring 2016

### 13. Quiz 6 Key

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ItemFilenameURL for downloadHow I will refer to this file during the course

ItemLinknameURL for viewingHow I will refer to this file during the course
4Complete Algebra Texthttp://tutorial.math.lamar.edu/Classes/Alg/Alg.aspxText
5Algebra Practice Problems with Solutionshttp://tutorial.math.lamar.edu/Problems/Alg/Alg.aspxPractice Problems
6Alg_Complete_Solutions.pdfNot Needed (the solutions are available as you view link 5Solutions

## Homework Assignments

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Due: Start of class, Thursday, 1/14
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HW1:  R&S this section, up through example 1b for the next lecture.

Do problems 1-12 on this worksheet.

(Notice that there was a mistake in the answers to numbers 11 and 12 on the sheet I handed out
in class. It has been corrected in the link above. Thanks to all my students who pointed it out!
Be sure to refresh your page to make sure you get the corrected file.)

Due: Start of class, Tuesday, 1/19
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HW2:  Linear Equations.

On the author's webpage (here),
try all these problems and make sure you can do them on a blank sheet of paper:
Example 1 a,b (skip 1c & 1d for now)

Do problems 17-25,61,63 (odd numbers only) on this handout.

On the practice-problems page (here), try the problems indicated and make sure you can do them
on a blank sheet of paper:
Problems 1,2,3,5 (notice that the solutions are there also).
do problems 1-8.
( solutions )
Due: Start of class, Thursday, 1/21
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HW3:  Linear Equations - part 2.

On the author's webpage (here),
try all these problems and make sure you can do them on a blank sheet of paper:
Example 1c & 1d

On the practice-problems page (here), try the problems indicated and make sure you can do them
Problem 6 (notice that the solutions are there also).

Do problems 85-91 (odd numbers only) on this handout.

R&S this section from the text.

Due: Start of class, Tuesday, 1/26
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HW4:  Solving an Equation for a Variable.

On the author's webpage (here),
try all these problems and make sure you can do them on a blank sheet of paper:
Examples 1,4,5

On the practice-problems page (here), try the problems indicated and make sure you can do them
Problem 5 (notice that the solutions are there also).

On the assignment-problems page (here), try the problems indicated and make sure you can do them
Problems 1 & 2 (the solutions are here).

Do all the problems on the handout I gave in class (here it is, in case you missed class!
( solutions )

R&S this section from the text.

Due: Start of class, Thursday, 1/28
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Our first quiz over HW1-HW3 will be Thursday, 1/28
Remember to bring your study sheet and calculator!
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HW5:  Graphing Linear Equations - Part 1

Make sure you can do examples 1a-d and 2 on this page.

On the practice-problems page (here), try the problems indicated and make sure you can do them
Problems 1-5 (notice that the solutions are there also).

On the assignment-problems page (here), try the problems indicated and make sure you can do them
Problems 1-11 odd (the solutions are here).

Due: Start of class, Tuesday, 2/2
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HW6:  Graphing Linear Equations - Part 2

On the practice-problems page (here), try the problems indicated and make sure you can do them
Problems 6-11 (notice that the solutions are there also).

On the assignment-problems page (here), try the problems indicated and make sure you can do them
Problems 13-22 odd (the solutions are here).

Do problems 3-4 on this handout (we did 1 and 2 in class).
( solutions here )

R&S this section from the text.

Due: Start of class, Thursday, 2/4
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Here are some good links for extra practice with exponents.
They are a little "kiddish" looking, but the content is very useful:
Product Property
Quotient Property
Power Property
Practice on any or all of our exponent Rules
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HW7:  Integer Exponents

Learn how to do examples 1a-f on the text website.
Do problems 1-9 on the text website problems. (solutions are included on the website)

Do problems 1-18 on the text website.
(solutions here.)

R&S The Preliminaries-Rational Exponents section of the text.

Due: Start of class, Tuesday, 2/9
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HW8   Rational Exponents

Lecture notes from a previous course.

Learn how to do examples 1-3 on the text website.
Do problems 1-10 on the text problems website for Rational Exponents.
Do problems 1-3 on the text problems website for Real Exponents.
Do problems 1-9,16-19 on the text assignment problems website.
(solutions are here)

R&S The Radicals section of the text.
Due: Start of class, Thursday, 2/11
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Our second quiz over HW4-HW7 will be Thursday, 2/11
Remember to bring your study sheet and calculator!
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Lecture notes from a previous course.

Learn how to do all the examples on the text website.
Do problems 1-12,16,17 on the text problems website for Rational Exponents. (solutions are on the website)

Do problems 1-21,27,29 odd problems only, on the text assignment problems website.
(solutions are here)

R&S the Polynomials section of the text.
Due: Start of class, Tuesday, 2/16
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HW10  Polynomials

Lecture notes from a previous course.

Do problems 1 - 10 on our text's problems with solutions page.

Do problems 1-17 odd on our text's extra problems page
( solutions here )

Do ten problems from this webpage (the solutions are on the webpage)

Do problems 1-6 on this handout.

R&S the Factoring Polynomials section of our text.

Due: Start of class, Thursday, 2/18
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HW11  Factoring

Lecture notes from a previous course.

Do problems 1-18 on our text's Factoring Polynomials Practice page

R&S the text section on Rational Expressions

Due: Start of class, Tuesday, 2/23
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Our third quiz over HW8-HW11 will be Thursday, 2/11
Remember to bring your study sheet and calculator!
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HW12  Rational Expressions

Lecture notes from a previous course.

Be able to do Examples 1a-c,2a-c,3a-e on the text's notes page.

Do problems 1 - 12 on our text's problems with solutions page.
For extra practice, do problems 1-21 odd our text's extra problems page
( solutions here )

R&S the Complex Numbers section of our text.

Due: Start of class, Thursday, 2/25
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HW13  Complex Numbers

Lecture notes from Monday, 10/12

Do Problems 1-9 on the text Problems on Complex Numbers section (solutions are there).
For extra practice, do problems 1-16 odd our text's Complex Numbers Assignment Problems section.
( solutions here )

R&S the Quadratic Equations - Part 1 section of the text.

Due: Start of class, Tuesday, 3/1
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Lecture notes from Wednesday, 10/14

On the author's webpage (here), try all these problems and make sure you can do them
on a blank sheet of paper:
Examples 1a-g,3,4a-e

On the practice-problems page (here), try the problems indicated and make sure you can do them
on a blank sheet of paper:
Problems 1-9,13-15 (notice that the solutions are there also).

On the additional-problems page (here), do problems 1-17,25-31 odd.
( solutions )

If you have a copy of the recommended (but not required) text, Schaum's Outlines on College Algebra,
The following problems are excellent practice as well:
Schaum's Outlines on College Algebra - Chapter 16, Quadratic Equations
Problems 16.1 a-e; 16.2 a-f (page 152 in 2nd edition)

R&S the author's section on Quadratic Equations, Part 2

A set of old Lecture notes for this section.

Due: Start of class, Thursday, 3/3
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On the author's webpage (here), try all these problems and make sure you can do them
on a blank sheet of paper:
Example 2a,b

On the author's webpage (here), try all these problems and make sure you can do them
on a blank sheet of paper:
Example 3a-e; 4a,b

On the practice-problems page (here), try the problems indicated and make sure you can do them
on a blank sheet of paper:
Problems 10-12 (notice that the solutions are there also).

On the practice-problems page (here), try the problems indicated and make sure you can do them
on a blank sheet of paper:
Problems 1-13. You may do all of them by factoring or using the quadratic formula.
You do NOT have to use the completing-the-square method (although you may if you like it)
(notice that the solutions are there also).

On the additional-problems page (here), do problems 1-25 odd.
You may do all of them by factoring or using the quadratic formula.
You do NOT have to use the completing-the-square method (although you may if you like it)
( solutions here )

If you have a copy of the recommended (but not required) text, Schaum's Outlines on College Algebra,
The following problems are excellent practice as well:
Schaum's Outlines on College Algebra - Chapter 16 Quadratic Equations,
Problems 16.6 a-d; 16.33 a-h (pages 155,163 in 3rd edition)

Due: Start of class, Tuesday, 3/8
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Lecture notes from Monday, 10/21

Do problems 1-10 on the Graphing Parabolas Problems page
(Ignore the directions to convert the equation on problems 8-10. Just use
the regular method we showed in class). For each parabola, graph them like
the examples I did in class.)

Due: Start of class, Tuesday, 3/22
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Our fourth quiz over HW12-HW15 will be Thursday, 3/9
Remember to bring your study sheet and calculator!
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Lecture notes from a previous semester

Do problems 2,3,5 on the handout I gave in class today.
( solutions here )

R&S the text section on Radical Equations.

Due: Start of class, Thursday, 3/24
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Do problems 1-5 on the  text Practice Problems page for Radical Equations.
Do problems 1-6 on the  text Practice Problems page for Reducible Equations.

R&S the text Linear Inequalities page

Due: Start of class, Tuesday, 3/29
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HW19:  Linear and Polynomial Inequalities

Here is a video over linear inequalities.

Do problems 1-6 on the text Linear Inequalities Problems page.

Do problems 1-6 on the text Polynomial Inequalities Problems page.

R&S the text Absolute Value Equations page.

R&S the text Absolute Value Inequalities page.

Due: Start of class, Thursday, 3/31
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Our fifth quiz over HW16-HW18 will be Thursday, 3/31
Remember to bring your study sheet and calculator!
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HW20:  Absolute Value Equations and Inequalities

Do problems 1-5 on the text Absolute Value Equations page.

Do problems 1-7 on the text Absolute Value Inequalities page.

Due: Start of class, Tuesday, 4/5
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HW21:  Equations of Circles

Lecture notes from a previous semester

Do problems 1-8 on the text Equations of Circles Problems page.

Do problems 1-8 on the text Equations of Circles Assignments page.

Do problems 2,4,5 on the  applications handout.

Excellent link on circles and their equations

I briefly mentioned conic sections in class today. We won't be doing any problems over them,
but if you would like to do a little personal research on them, here are two good links:

Good concise summary of Conic Sections
A more robust link for Conic Sections

R&S the text section on Systems of Two Equations and Unknowns
R&S the text section on Systems of Three Equations and Unknowns

Due: Start of class, Thursday, 4/7
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HW22:  Systems of Equations

A couple of good places with examples of actual problems that are modeled by systems of equations:
from Purplemath.com
from Algebra-Class.com

Lecture notes from a previous semester

Do problems 1-6 on the text problems section on Systems of Two Equations and Unknowns

Do problems 1-2 on the text problems section on Systems of Three Equations and Unknowns

Due: Start of class, Tuesday, 4/12
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HW23:  Variation Problems (Direct, Inverse, Joint, Combined)

Here is a good link with lots of good explanation and examples of variation problems

Here is another good link with lots of good explanation and examples of variation problems

Do problems 5,7,9,15,19 on pages 398-399 from this handout

Due: Start of class, Thursday, 4/14
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Our sixth and last quiz over HW19-HW22 will be Thursday, 4/14
Remember to bring your study sheet and calculator!
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HW24:  Introduction to Logarithmic and Exponential Functions

Do problems 1a-1h on page one of this handout.
http://tutorial.math.lamar.edu/Problems/Alg/ExpFunctions.aspx

If you wish to read and study further on today's topic, look at
this section  of our online textbook. Pay special
and to problems

Due: Start of class, Tuesday, 4/19
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HW25:  Exponential and Log Functions, Solving Exponential Equations, Intro to Financial Planning Formulas

Do problems 1-7 on this handout.
(solutions here)

Here is our Financial Formulas Handout.

Do problems 1 and 3 on this handout  over Formula 2.

Due: Start of class, Thursday, 4/21
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Formula 1: Compound Interest
Formula 2: Continuously Compounded Interest
Formula 3: Future Value of an Annuity Due (Retirement accounts)
Formula 4: Loan Payments

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HW26:  Finance Formulas Problems - part 1

Financial Formulas Handout - One Page front and back

Do problems 1-14 on this handout.

Due: Start of class, Tuesday, 4/26
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HW27:  Finance Formulas Problems - part 2

Use your financial formulas from HW25 for the folowing problems:

Do problems 15-18 on this handout.
Do problems 19-26 on  this handout .

Due: Start of class, Thursday, 4/28
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Final Exam Material
HW24 & HW25 on Exponential and Log Functions and Exponential Equations
HW26 & HW27 on Financial Formulas
To do well on the final, know how to do all the homework problems on these assignments.

Be SURE you can use your calculator correctly for HW24 & HW25 problems!!!!!!
Remember to bring your calculator, or you will miss all problems needing one.

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Our final exam is scheduled for Saturday, Apr 30th, from 1:00 - 3:00 in this room.

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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The final exam for MAT1311.02 (the T/Th 8:30 - 9:45 section) is on
Saturday (April 30th) from 1:00 - 3:00 pm in this room.
Bring your calculator (NOT a phone, ipad, android, or other internet capable device)