# MAT 1311.04, College Algebra (Tue 6:00-9:00, NSRC 103), Fall 2019

### 12. Quiz 4 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

## Homework Assignments

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Due: Start of class, Monday, 9/3
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Remember to dress up pretty for class on Monday for my seating chart pictures!
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HW1:  Do problems 1-9 on this link on Integer Exponents.

Due: Start of class, Tuesday, 9/4
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HW2:
Do problems 1-8 on this link on Rational Exponents.

R&S this link on Factoring Polynomials

Due: Start of class, Tuesday, 9/11
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HW3:
Do problems 1-10 on  this link on Polynomials.

Do problems 1-18 on  this link on Factoring Polynomials.

Do one or two sets of 10 problems from this web page on Multiplying Binomials
Do one or two sets of 10 problems from this web page on Factoring Trinomials

R&S this link on Rational Expressions
R&S this link on Complex Numbers

Due: Start of class, Tuesday, 9/18
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Our first quiz over HW1 and HW2 will be Tuesday, 9/17
Remember to bring your study sheet and calculator!
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HW4:
Do problems 1-12 on  this link on Rational Expressions.

Do problems 1-8 on this link on Complex Numbers

R&S this link on Solving Equations and Inequalities

R&S this link on Applications of Linear Functions

Due: Start of class, Tuesday, 9/25
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We will have another quiz over HW3 on Tuesday, 9/25
This will really be three quizzes. The first two will be short, timed quizzes
over HW3. The first timed quiz will be 5 problems from the multiplying
binomials link on HW3. You will have 90 seconds to do 5 problems. The second
timed quiz will be be 5 problems from the factoring link on HW3. You will have
2 minutes to do 5 problems.
The third quiz will be a "regular" quiz over HW3 problems.
On the timed quizzes, you may NOT use a calculator!
Practice the problems on multiplying binomials and factoring trinomials

Remember to bring your study sheet!
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HW5:  Do problems 1-6 on  this link  on linear equations.
Do examples 1a-d,2a-b on this link  from the notes on linear equations.

Do problems 1-6, 9 on this link on Linear Applications.

R&S this link  on Equations With More Than One Variables.

Due: Start of class, Tuesday, 10/1
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HW6:  Do problems 1-6 on  this link  on Multi-Variable Linear equations.

Do problems 1-16 on  this link  on Quadratic Equations - Part 1.

Due: Start of class, Tuesday, 10/8
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HW7:
Do problems 1-16 on  this link  on Quadratic Equations - Part 2.

Do problems 1-16 on  this link  on Equations Reducible to Quadratic Equations.

R&S  this link  on Solving Linear Inequalities.

R&S  this link  on Solving Polynomial Inequalities.

Due: Start of class, Tuesday, 10/15
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HW8:

Do problems 5-39 odd,47,51,55,57 on this handout on Variation Problems.
(the answers are on the last page)

R&S  this link  on Solving Linear Inequalities.

R&S  this link  on Solving Polynomial Inequalities.

Due: Start of class, Tuesday, 10/22
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We will have our 5th quiz on Tuesday, 10/22
It will be over the following material:
HW5 on Linear Equations
HW6 on Multi-Variable Equations and Quadratic Equations 1
Remember to bring your study sheet!
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HW9:
Do problems 1-7 on  this link  on Linear Inequalities.

Do problems 1-6 on  this link  on Polynomial Inequalities.

R&S  this link  on Rational Inequalities.

R&S  this link  on Absolute Value Equations.

R&S  this link  on Absolute Value Inequalities.

Due: Start of class, Tuesday, 10/29
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HW10:
Do problems 1-6 on  this link  on Rational Inequalities.

Do problems 1-7 on  this link  on Absolute Value Equations.

Do problems 1-7 on  this link  on Absolute Value Inequalities.

R&S  this link  on Definition of Functions.

R&S  this link  on Combining Functions.

R&S  this link  on Inverse Functions.

Due: Start of class, Tuesday, 11/5
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We will have our 6th quiz on Tuesday, 11/5
It will be over the following material:
HW8 on Radical Equations and Variation Problems
HW9 on Linear and Polynomial Inequalities
Remember to bring your study sheet!
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HW11:
Do problems 1-18 on  this link  on Definition of Functions.

Do problems 1-5 on  this link  on Combining Functions.

Do problems 1-6 on  this link  on Inverse Functions.

Here is the method from the text on how to find the inverse of a one-to-one function.

Three inverse function examples

R&S  this link  on Graphing Lines.

Due: Start of class, Tuesday, 11/12
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HW12:
Do problems 1-11 on  this link  on Lines.

Lecture notes over today's material.

Due: Start of class, Tuesday, 11/19
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We will have our 7th quiz on Tuesday, 11/19
It will be over the following material:
HW10 on Absolute Value Equations and Inequalities
HW11 on Functions
Remember to bring your study sheet!
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HW13:  Virtual Class Tonight!!

Watch this video on equations and graphs of circles

Do #'s 1-8 on this link on Circles.
(Use the notes I gave in class on Wednesday)

Note:  I will pick this up for a homework grade! Do a really good job and show
all work! Do NOT just put the problem and an answer!!

Due: Start of class, Tuesday, 12/3
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HW14:
R&S this handout on Parabolas

Virtual Lecture:
Watch this video on finding the vertex of a parabola.

Do #'s 1-4,8-10 on this link on Parabolas.
( or ... watch this video.)

R&S this link on Exponential functions

Due: Start of class, Tuesday, 12/3
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HW15:
Do the problems on this handout on quadratic applications.
Solutions are  here .

Do problems 1-18 on this handout  on finance problems (part1).

Do problems 19-22,26 (skip #'s 23,24,25,27,28) on this handout  on finance problems (part2).

Problems like these will be on the final exam!
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Final Exam Material:

Topics:
HW13 - Circles
HW14 - Parabolas
HW15 - Quadratic Applications and Finance Problems (part 1 - Savings accounts with compounded and continuous interest)
HW15 - Finance Problems (part 2 - Loans and Retirement Plans)

You may bring up to 4 study sheets, plus the sheet with your finance formulas.

If you are studying for the final and get stuck on a problem, take a picture of
your work and send it to me in an email! I will post some of these, with my answers
on the website (no names mentioned!).
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The final exam for MAT1311.04 (the Tue 6:00 - 9:00 section) is on
Tuesday (Dec 10th) from 7:00 - 9:00 pm in this room.
Bring your calculator (NOT a phone, ipad, android, or other internet capable device)