COLLEGE ALGEBRA I FALL 2013 SECTION 15 UPDATE PAGE
SITARAMAN
Here you will see information on what was covered in class, upcoming quizzes, and solutions to exams
CHECK HERE OFTEN, ATLEAST TWICE A WEEK!
SCROLL DOWN BELOW TO SEE SOLUTIONS OF TESTS AND QUIZZES FROM THIS COURSE
LIST OF PRACTICE PROBLEMS FROM TEXTBOOK
USE THIS ONLY TO FIND LIST OF HOMEWORK PROBLEMS
OLD
FINAL EXAMS
FOR SOLUTIONS FOR OLD TESTS from FALL 2010,FALL 2011 AND SPRING 2013: OLD COURSES
Click on the desired course, then click on UPDATE
FREE Howard based online homework website for PRACTICE ONLY :
WEBWORK
Use practice1 (or practice2 or practice3...) as username and the same as password.
TUTORIAL LAB everyday 9am-6pm in ASB-B room 109
EXAMS WILL BE ANNOUNCED BELOW
If you get 500 or more in 3 tests + quizzes you will be exempted from final exam.
Final exam will be on Dec 10 tuesday 3.30-5.30 PM CHB 305.
REVIEW FRI 2-4PM ROOM ASB-B 213 (near my office).
If you wish to discuss your grade please do so BEFORE final exam.
STUDYING FOR FINAL EXAM
Please do the following final exams.
I will discuss them during the review.
It is important that you try them before coming to review because only then you will know what you don't know.
Spring 2013 exam
Fall 2005 exam
12/10/2013
According to university website and their email final exams will go on as scheduled.
Please keep checking university website and their emails.
12/9/2013
Today
I will be in office from 11 am onwards.
12/4/2013
Today we discussed natural exponential functions and exponential function models.
Please study 5.2, 5.3 and 5.4.
QUIZ 19 SOLUTIONS
12/2/2013
On wednesday also we will have a quiz and it will be worth 20 points.
Please study 5.1 -- exponential functions and compound interest
QUIZ 18 SOLUTIONS
11/25/2013
On Monday we will have a quiz and it will be worth 20 points.
Please study 4.2 and 4.3 and do the webwork sets "graphing-polynomials" and "dividing-polynomials."
TEST 3 SOLUTIONS
TEST 3 NOV 25 MONDAY (chapters 2 and 3 and section 4.1); REVIEW IN CLASS FRI NOV 22
PREPARING FOR TEST 3
Try this : Test 3 from Spring 2013, sec 4
Also try quiz5, quiz 6, quiz 7 and test 3 from
here: update page of sec 14, spring 2013
11/20/2013
Today we discussed 4.3, dividing polynomials.
We talked about how divide any polynomial by a smaller degree polynomial, how to use synthetic division for linear polynomials of form x-a, remainder theorem to find factors or values of polynomials, etc.,
Solutions and comments for Quiz 17 from today
Please try the webwork set "dividing-polynomials"
Friday we will do a review for test 3.
11/18/2013
Today we finished section 4.1 and discussed 4.2, graphs of higher degree polynomials.
We talked about how to graph cubic polynomial, quartic polynomial, quintic etc., by looking at end behavior and behavior at and around zeroes.
Please try the webwork set "graphing-polynomials" and "parabola-functions"
Wednesday we will go over 4.3 and have a quiz on combination of functions.
11/15/2013
Today we started section 4.1 (On wednesday we finished 3.6).
We talked about how to find the vertex and axis of symmetry of a parabola its equation involving a quadratic function.
Please try the webwork set "functions" and "parabola-functions"
Solutions and comments for Quiz 16 from today
Graph for Quiz 16 from today
Monday we'll finish 4.1 and start 4.2.
11/8/2013
Today we started finished discussing 3.1,3.2,3.3 and 3.4.
We talked about increasing and decreasing, maximum and minimum and in general understanding graphs of functions.
We also discussed average rate of change.
Please try the webwork set "functions"
Solutions and comments for Quiz 15 from today
Wednesday we'll do 3.6.
11/6/2013
Today we started discussing functions (3.1,3.2 and 3.3).
Please try the webwork set "functions"
Solutions and comments for Quiz 14 from today
Friday we'll try to finish up to 3.4.
Friday's quiz will be on variations.
11/4/2013
Today we discussed variations (2.5).
Please try the review problems from list of practice problems above.
Also try webwork set "variations"
Wednesday we will start chapter 3 and have a quiz on lines (2.4).
11/1/2013
Today we finished discussing equations and graphs of lines (2.4).
Please try the webwork set "lines"
Solutions and comments for Quiz 13 from today
10/30/2013
Today we discussed symmetry in graphs and also started on equations and graphs of lines (2.4).
Please try the webwork set "lines"
Solutions and comments for Quiz 12 from today
Friday's quiz will be on 2.2 -- symmetry and equation of circles
10/28/2013
Today we covered 2.2, talking about how to find the equation of circles, using distance and mid-point formula and finding x and y intercepts.
In addition to problems from LIST OF PRACTICE PROBLEMS FROM TEXTBOOK above please try webwork set "circles"
I will talk about symmetry from 2.2 and equation of lines (2.3) on wednesday
Quiz wednesday will be on 2.1.
10/25/2013
Today we discussed 2.1, co-ordinates, distance and midpoint formulae
10/23/2013
Friday we will start the next chapter (Chapter 2)
Solutions and comments for Test II from today
TEST 2 WEDNESDAY OCT 23 IN CLASS ON ALL OF CHAPTER 1 EXCEPT 1.4
TOMORROW OFFICE HOURS 2-4PM
Please study class notes for chapter 1 except 1.4
Try these old tests:
Spring2013sec14test2 and
spring2013sec4test2
You can also see solutions to quizzes from old courses by going through the
update page for that course:
Click on OLD COURSES then click on desired course then scroll down and click on UPDATE
Please also go through review problems for chapter 1 in pages 117 and 118
Also try Webwork problems for 1.1,1.2,1.3,1.5,1.6,1.7 listed below.
I have sent out an email about your MIDTERM GRADES and what you can do to IMPROVE YOUR GRADES.
Please let me know if you didn't get it.
10/18/2013
Today we finished 1.6 and 1.7 (inequalities and absolute values).
Please try webwork set "inequalities and absolute values."
10/16/2013
Today we finished 1.5 (equations that can be converted to quadratic).
1.4 is not in syllabus but you are encouraged to read it for your own knowledge.
We also started 1.6, inequalities.
Also I have added problems in webwork set "quadratic equations."
Solutions and comments for Quiz 11 from today.
10/11/2013
Today we went over word problems involving quadratic equations from 1.3 and also did some problems from 1.5 (equations that can be converted to quadratic).
1.4 is not in syllabus but you are encouraged to read it for your own knowledge.
Quiz on wednesday will be on word problems involving quadratic equations.
10/9/2013
Today we went over quadratic formula, discriminants, and word problems involving quadratic equations (1.3).
Please try review problems from 1.3 on textbook or webassign
Look at top of page to see list of practice problems.
For webassign look at main page for course.
Also I have added problems in webwork set "quadratic equations."
Solutions and comments for Quiz 10 from today.
10/7/2013
Today we started quadratic equations (1.3).
We went over solving by factoring, completing the square and the quadratic formula.
Solutions and comments for Quiz 9 from today
10/4/2013
Monday we will start the next section(1.3)
Today we covered 1.2. Please do practice problems from 1.2
Also try webwork set "word-problems-linear"
Quiz 9 on monday will be based on 1.2
10/2/2013
Friday we will start the next section(1.2)
Solutions and comments for Quiz 8 from today
9/30/2013
Today we started 1.1 -- solving equations.
Please try the problems on Webwork in the set "solving equations."
We also went over what can be done to improve everyone's performance in the next test.
Please prepare for quizzes just like you would for a test.
Please work with me, with your classmates or in tutorial lab EVERYDAY.
9/25/2013
No class on friday due to convocation
Monday we will start the next chapter (Chapter 1)
Solutions and comments for Test I from today
9/23/2013
TEST I WILL BE ON WEDNESDAY SEP 25
TEST WILL BE HARDER THAN QUIZZES, SO PLEASE PREPARE WELL
We did a review in class today
TUTORIAL LAB everyday 9am-6pm in ASB-B room 109
9/20/2013
TEST I WILL BE ON WED, SEP 25; REVIEW MON SEP 23 (BOTH IN CLASS)
TEST WILL BE HARDER THAN QUIZZES, SO PREPARE WELL
Today we finished discussing P7, simplifying rational algebraic expressions.
Please try the set titled "homework5-rational-expressions" on webwork.
Monday we will do a review for the test
Please try Chapter P review on Webassign
Try also old Test I's from previous semesters -- see link for "OLD COURSES" above
[REMEMBER -- YOU MUST GO TO UPDATE PAGE AFTER CLICKING ON THE REQUIRED COURSE]
You can also review all the webwork homeworks until now
Solutions and comments for Quiz 7 from today
9/18/2013
TEST I WILL BE ON WED, SEP 25; REVIEW MON SEP 23 (BOTH IN CLASS)
TEST WILL BE HARDER THAN QUIZZES, SO PREPARE WELL
Today we started discussing P7, simplifying rational algebraic expressions.
I talked about how to find common denominators and add fractions involving polynomials.
We will continue with P7 on friday.
Please try the set titled "homework5-rational-expressions" on webwork.
Friday's quiz will be based on P7 only
Solutions and comments for Quiz 6 from today
9/16/2013
TEST I WILL BE ON WEDNESDAY SEP 25
TEST WILL BE HARDER THAN QUIZZES, SO PREPARE WELL
Today we continued discussing P6, factoring algebraic expressions.
I talked about how removing common terms and grouping can be used to factor polynomials, especially trinoials.
We will start P7 on wednesday.
Please try the set titled "homework5-algebraic-expressions" on webwork.
Wednesday's quiz will be based on P6 only
Solutions and comments for Quiz 5 from today
9/13/2013
TEST I WILL BE ON WEDNESDAY SEP 25
Today we continued discussing P5 and P6, factoring algebraic expressions.
I talked about how certain product formulas can be used for multiplication as well as factoring of polynomials
We will finish P6 on monday.
Please try the set titled "homework5-algebraic-expressions" on webwork.
Monday's quiz will be based on P6 only
Solutions and comments for Quiz 4 from today
9/11/2013
TEST I WILL BE ON WEDNESDAY SEP 25
Today we continued discussing P5 and also started P6, factoring algebraic expressions.
I talked about how certain product formulas can be used for multiplication as well as factoring of polynomials
We will continue the same on friday.
Please try the set titled "homework5-algebraic-expressions" on webwork.
Friday's quiz will be based on P5 only
9/9/2013
TEST I WILL BE ON WEDNESDAY SEP 25
Today we started P5, algebraic expressions.
I did some problems from this section.
We will continue P5 on wednesday.
Please try the set titled "homework5-algebraic-expressions" on webwork.
Solutions and comments for Quiz 3 from today
9/6/2013
TEST I WILL BE ON WEDNESDAY SEP 25
Today we went over P4, rational exponents.
I did problems from this section including problem 89 that discusses how to find the distance you can see from a certain height on earth
A simple (and approximate) rule of thumb formula that comes out of this is the following:
The distance d = square root of (7920 times h) where h is the height in miles
OR d = 80 times the square root of 2h where h is in kilometers
We will discuss P5 (algebraic expressions) on monday.
Please try the set titled "homework4-rationalexponents" on webwork.
Also for monday's quiz do textbook practice problems from P4 either from book or webassign.
Solutions and comments for Quiz 2 from today
9/4/2013
TEST I WILL BE ON WEDNESDAY SEP 25
We will have a quiz friday, on ALL of P3
Please try the set titled "homework3-exponents" on webwork. I have added a few problems today.
Also for friday's quiz (it will be a bit harder) do textbook practice problems from P2 and P3 either from book or webassign.
Today we went over scientific notation from P3 and started looking at rational exponents from P4.
9/3/2013
I have posted review problems for the quiz tomorrow
Please try the set titled "homework3-exponents" on webwork
Also for tomorrow's quiz (it will be a bit harder) do textbook practice problems from P2 and P3 either from book or webassign.
8/30/2013
Today we discussed rules of exponents: multiplying, dividing, exponentiating numbers with exponents
We had a short, easy quiz. Answer is |26/15| = 26/15. Some of you left answer as |26/15| but you need to find absolute value.
For next wednesday's quiz (it will be a bit harder) do textbook practice problems from P2 and P3.
8/29/2013
Yesterday we discussed real number system: integers, fractions, decimals, irrational numbers, etc.,
Please try the sets titled "homework1" and "homework2" on webwork to review background material
Also do textbook practice problems for P1 and P2 from the list above or on Webassign
We will have our first quiz tomorrow at the end of class on P1 and P2
8/27/2013
Yesterday we discussed the background for algebra
Please try the set titled "homework1" on webwork to review background material
The set "Introduction to webwork" has information about how to enter answers, etc.,
Also do textbook practice problems for P1 from the list above
I also talked about an ancient Egyptian papyrus method to solve problems
This shows how origins of algebra go back to early civilizations, even though they lacked the symbolic methods we have today
For more information see Papakonstainou's book, pages 12-15