# MAT 1311.05, College Algebra (M/W 10:40-11:55, NSRC 103), Fall 2019

### 12. Quiz 4b Key

---------------------------------------------
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

```

Due: Start of class, Wednesday, 8/28
================================================================
Remember to dress up pretty for class on Wednesday for my seating chart pictures!
================================================================
Remember we have Monday off for the Labor Day holiday!
================================================================
HW1:  Do problems 1-9 on this link on Integer Exponents.

Some lecture notes from today

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

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

R&S this link on Factoring Polynomials

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

Due: Start of class, Wednesday, 9/11
================================================================
Our first quiz over HW1 and HW2 will be Wednesday, 9/11

Remember to bring your study sheet!
You will not need a calculator for this quiz.
===============================================================
HW4:
Do problems 1-18 on  this link on Factoring Polynomials.

R&S this link on Rational Expressions

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

Due: Start of class, Monday, 9/16
================================================================
HW5:
Do problems 1-12 on  this link on Rational Expressions.

Print this form out and fill it out and bring it to class with you on Wednesday.

R&S this link on Complex Numbers

Lecture Notes from today

Due: Start of class, Wednesday, 9/18
================================================================
HW6:
Do problems 1-9 on  this link on Complex Numbers.

R&S this link on Solving Linear Equatons and Inequalities

Due: Start of class, Monday, 9/23
================================================================
Our second quiz over HW3, HW4, HW5, and HW6 will be Wednesday, 9/25
This will really be three quizzes. The first two will be short, timed quizzes
over HW3 and HW4. 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 HW4. You will have
2 minutes to do 5 problems.
The third quiz will be a "regular" quiz over HW3, HW4, HW5, and HW6 problems.
On the timed quizzes, you may NOT use a calculator!

Remember to bring your study sheet!
================================================================
HW7:  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.

Some additional examples from the sample assignment problems on linear equations for you to look at

R&S this link  on Applications of Linear Equations.

Due: Start of class, Wednesday, 9/25
================================================================
HW8:  Do problems 1-4, 9 on this link on Linear Applications.

R&S this link  on Applications of Linear Equations.

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

Due: Start of class, Monday, 9/30
================================================================
HW9:
Do problems 5-8 on this link on Linear Applications.

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

Due: Start of class, Wednesday, 10/2
================================================================
HW10:
Do problems 1-6 on this link on Solving Multivariable Equations.

Lecture notes from today on Quadratic Equations 2

Due: Start of class, Monday, 10/7
================================================================
HW11:
Do problems 1-16 on this link on Quadratic Equations - Part 1.

Lecture notes from today on Equations Reducible to Quadratic Equations

Due: Start of class, Wednesday, 10/9
================================================================
Our fifth quiz over HW7, HW8, HW9 will be Wednesday, 10/9
HW7 is over solving linear equations
HW8 is over solving linear applications (word problems)
HW9 is over solving equations with more than one variable

Remember to bring your study sheet and calculator!
================================================================
HW12:
Do problems 1-16 on  this link  on Quadratic Equations - Part 2.

Do problems 1-6 on  this link  on Equations Reducible to Quadratic Equations.

Due: Start of class, Monday, 10/14
================================================================
HW13:

R&S this link on Variation Problems.

Due: Start of class, Wednesday, 10/16
================================================================
HW14:
Do problems 5-39 odd,47,51,55,57 on this handout on Variation Problems.
(the answers are on the last page)

Lecture notes from today on Variation Problems

R&S  this link  on Solving Linear Inequalities.

R&S  this link  on Solving Polynomial Inequalities.

Due: Start of class, Monday, 10/21
================================================================
HW15:
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.

Due: Start of class, Wednesday, 10/23
================================================================
Our sixth quiz over HW10, HW11, HW12, HW13, and HW14 will be Wednesday, 10/23
HW10 is over quadratic equations 1
HW11 is over quadratic equations 2
HW12 is over equations reducible to quadratics
HW14 is over solving variation Problems

Remember to bring your study sheet and calculator!
================================================================
HW16:
Do problems 1-6 on  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, Monday, 10/28
================================================================
HW17:
Do problems 1-7 on  this link  on Absolute Value Equations.

R&S  this link  on Absolute Value Inequalities.

Due: Start of class, Wednesday, 10/30
================================================================
HW18:
Do problems 1-7 on  this link  on Absolute Value Inequalities.

Do problems 1-11 on  this link  on Definition of Functions.

Lecture notes over today's material.

R&S  this link  on Definition of Functions.

R&S  this link  on Combining Functions.

Due: Start of class, Monday, 11/4
================================================================
Our seventh quiz over HW15, HW16, HW17, and HW18 will be Wednesday, 11/6
HW15 is over Linear and Polynomial Inequalities
HW16 is over Rational Inequalities
HW17 is over Absolute Value Equations
HW18 is over Absolute Value Inequalities and Functions

Remember to bring your study sheet and calculator!
================================================================
HW19:
Do problems 14-18 on  this link  on Function Definition.

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

Lecture notes over today's material.

R&S  this link  on Inverse Functions.

Due: Start of class, Monday, 11/11
================================================================
HW20:
Do problems 1-6 on  this link  on Inverse Functions.

Three inverse function examples

R&S  this link  on Graphs of Linear Functions.

Due: Start of class, Monday, 11/11
================================================================
HW21:
Do problems 1-11 on  this link  on Lines.

Lecture notes over today's material.

R&S  this link  on Graphs of Linear Functions.

Due: Start of class, Wednesday, 11/13
================================================================
HW22:
Do this problem, like we did in class today.

Due: Start of class, Monday, 11/18
================================================================
Our eighth quiz over HW20, HW21, and HW22 will be Wednesday, 11/20
HW20 is over Inverse Functions
HW21 is over Lines (Equations and Graphing)
HW22 is over Linear Applications

You may bring two study sheets, one of which should include your steps on how to
find inverse functions and a calculator!
================================================================
HW23:  R&S this link on graphing circles.

If you were NOT in class on Monday, pick one of the problems from the link below
and work through it completely, answering all questions and draw the graph. Show
all your work with labels on the variables. Do it like the examples in the handout
below. Have this ready to turn in at the start of class on Wednesday! This will
count as a homework grade!! If you were in class on Monday, you do not need to do
anything else, you have already completed this assignment.

Group Work on Linear Application Problems.
(These problems give you a great way to study for these problems on Wednesday's quiz!)

Due: Start of class, Wednesday, 11/20
================================================================
HW24:
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, Monday, 12/2
================================================================
HW25:
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, Monday, 12/2
================================================================
HW26:
Do the problems on this handout on quadratic applications.
Solutions are  here .

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

Due: Start of class, Wednesday, 12/4
================================================================
Final Exam Material:

Topics:
HW24 - Circles
HW25 - Parabolas
HW26 - Quadratic Applications and Finance Problems (part 1 - Savings accounts with compounded and continuous interest)
HW27 - 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!).
==================================================================================
HW27:
Do all problems EXCEPT 23,24,25,27,28 on this handout  on finance problems (part2).

Here is the solution to problem 26.

Problems like these will be on the final exam!
================================================================

================================================================
The final exam for MAT1311.02 (the M/W 10:40 - 11:55 section) is on
Wednesday (Dec 11th) from 10:00 am - Noon in this room.
Bring your calculator (NOT a phone, ipad, android, or other internet capable device)