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Math 65: 2019 Winter Term

2019-Q1-Math-65-Rock-Creek-Syllabus

HW #1

Read Ch 5,  and study notes 10 minutes a day.

Turn in:

5.1:  Any three problems between 17 – 22.

5.1:  Do any five between 23 – 42.

 

HW #2

5.1:  Work at least three problems 43 – 50.

5.2:  Work at least six problems 11 – 60 using Method of Substitution.  Work problems that have one solution, no solutions or infinitely many solutions.

5.3:  Work at least five problems 7 – 28 using Method of Elimination/Addition.

Worded Problems:  In 5.2 and 5.3 work at least two of each of the following types:

  • Investment
  • Finding Number of Items
  • Mixture
  • Comparing Revenue or Plans
HW #3

6.3:  5 – 60 by 5 (skip 50)

6.4:  13, 18 – 87 by 3 and please skip any application problems.

6.5:  15 – 21 odd.  Please use steps in the notes [pdf]and do use not special products shown in 6.5.

HW #4

Read 7.1.  Problems: 21 – 48 by 3 and check at least five by showing the multiplication.

7.2:  Factor at least half of the problems from 17 – 36 by grouping.  Check at least five by showing the multiplication.

7.4:  Factor using the table method and work as at least 10 problems in each of the following ranges, 9 – 28, and 41 – 61.  Check at least five in each range by showing the multiplication.

Please read all of chapter 7 and we will go over four more methods on Tuesday, February 5th.

Please find some examples from 7.4.  Examples [pdf]

HW #5

Note:  Please have the following done by Tuesday, February 12, 2019

  • 7.3: 11 – 46 and 71 – 80, factor at least half using the Method for Factoring Trinomials with Leading Coefficient of One.  Do a full check on at least five problems.
  • 7.5: 13 – 34, factor at least half of these problems using the Difference of Squares Method.  Do a full check on at least five problems.
  • 7.5: 35 – 52, factor at least half of these problems using the Perfect Square Trinomial Method.  Do a full check on at least five problems.
  • 7.5: 53 – 68, factor at least half of these problems using the Sum or Difference of Cubes Method.  Do a full check on at least five problems.

On Tuesday we will look at factoring problems having two or three different methods all  in one problem.  You can wait to finish this section after class on Tuesday.

  • 7.6:  37 – 75 odd and 82.  Note: many of these have two different factoring steps.  Remember to try GCF first.  Do a full check on at least five problems.

The following link has notes on all of the factoring methods.  It is an older document, but it is close to what we have covered the last two weeks.

Test #2 will be on Thursday, February 14, 2019 on parts of Ch 6 and all of Ch 7.

HW #6

Please read 8.1, please read and write the following notes into your notebook:

Solving Quadratic Functions by Factoring.

Please do the following problems:

  • 8.1:  15 – 45 by 3 [Solve and Check]
  • 8.1:  65 – 71 odd
HW #7

Please read 8.2 and 8.3

  • 8.2:  15 – 36 odd
  • 8.2:  53 – 84 odd
  • 8.2:  37 – 51 odd
  • 8.2:  85 – 100 by 5
  • 8.3:  3 – 18 by 3.
  • 8.3:  33 – 41 odd.
  • 8.3:  47 (Make sure you make a picture)
HW #8

Please read 8.3 – 8.6

  • 8.3:  21 – 31 odd.
  • 8.3:  43, 45
  • 8.4:  11 – 23 odd.
HW #9
  • Please read 8.5 and write the following in your notebook:
    • Definition 8.5.2
    • Examples 8.5.3 and 8.5.4.  You can click on “Explanation” to get all of the steps.
    • Definition 8.5.7.  Along with this definition please include the sentence above definition.
      • complex number is a combination of a real number and an imaginary number, like …..
    • Example 8.5.9 and please add ; a = __, b = __, c = __ after the quadratic formula.
  • Please read 6.1 and put List 6.1.5 in your notebook.
  • Please read over chapter 9 an write the following notes in your notebook.
  • Please do the following problems:
    • 8.5:  1 – 7 odd, 11
    • 9.3:  33 (scale graph paper so that each square is one-half).
    • 9.3:  36, 38
HW #10
  • Final on Tuesday, March 19, 2019 at 1:00 PM to 3:00 PM
  • Read over 6.1 and 6.2
  • Problems DO NOT need to be turned in, but please do them.
  • 6.1:  25 – 135 by 5.  If you have an even problem, like 10, you can do 11 or 9 so that you can check odd answer.
  • 6.2:  1 – 15 odd.
  • 6.2:  19, 21, 25, 27
  • 6.6:  13, 15, 17 [Please see notes]
  • 9.4:  3, 13
  • Re do all of the questions on our three tests.