Gr. 10 Math (2D)‎ > ‎

Ch. 4 - Factoring Algebraic Expressions

This chapter discusses the numeracy and mathematics behind polynomial expressions. Students will learn how to multiply and factor polynomials. In particular, students will develop skills for working with second-degree polynomials, or quadratic expressions.

As usual, this outline is subject to change without notice. Attend class for the most up-to-date version. 
Topic Practice Notes
GET READY  (review of necessary skills)

    Note: Khan Academy is full of videos on Ch. 4
Read & Do:  194-197 # 1-3, 5, 7, 12  On your own time.
4.1 - Common Factors

      Videos and Practice:
           Mr. Brash's Video from 2013
           GCF
           Monomials
           Polynomials

      
Read: Pg. 198-202
Do: Pg. 203 # 3ad, 4ad, 5af, 6af, 7-10, 20

Or

Do: Pg. 203 # ad(3 + 4), af(5 + 6), 7-10, 20
  ( get it? )

Thurs. Oct. 24th
4.2 - Thinking about PolynomialsIn-Class activity / discussion about expanding and factoring standard form.

A weekend with no math homework.

Anyone feeling behind about previous chapter(s) should use this time to catch up.

Fri. Oct. 25th 
4.3 - Factoring Quadratic Expressions
        of the form
x2 + bx + c
         ("product & sum" or "sum & multiply")


        Mr. Brash's video
        Playlist of Videos & Practice


Read: Pg. 207-210
Do: Pg. 212 # 7, 8, 9, 12, 13, 15, 16

    Infinite practice!


Mon. Oct. 28th
4.4 - Factoring Quadratic Expressions of the form ax2 + bx + c    (a ≠ 1)
AKA - Decomposition

    Whole playlist on this Topic
    Video (Factor by grouping)

Read: Pg. 217-222
Do: Pg. 223 # 5-7, 9, 10, 11, 15

    Infinite practice!


Tues. Oct. 29th
Extra Factoring Sheets
    I would assume a quiz is coming... you know... soon... hint hint... 
The following are great extra practice:
   
Worksheet 1 (GCF, P & S, Grouping)
    Worksheet 2 (Includes Decomposition)



Wed. Oct. 30th
4.5 - Factoring: Special Cases

    Perfect Square Trinomials (Khan Academy)
    Difference of Squares
 (Khan Academy)

    Mr. Brash's old video on this topic
    Older (long) class note

Read: Pg. 225-229
Do:  Pg. 230 # 5-7, 9-11, 13, 14



Thurs. Oct. 31st
4.6 - Reasoning About Factoring (applications)

    Video: Finding the dimensions of a triangle
    Video: Finding the dimensions of a box
Read: Pg. 233-235
Do:  Pg. 236 #6, 7, 8, 9, 10, 11, 16a 

In case you missed the extra sheets above...
    Worksheet 1 (GCF, Prod & Sum, Grouping)
    Worksheet 2 (Includes Decomposition)



Fri. Nov. 1st
Review for the test 

    Factoring Review
    Entire Khan Academy Course on Factoring
    More videos, if you need them


    Assessment:  Wed. Nov. 6th


Review Pg. 240 # 2, 6, 7,10, 13, 16, 17

Practice Test Pg. 242 # 1, 3-9

Factoring Practice Worksheet (All Forms)
        ↪ Answers

Tons of extra factoring pages
        Answers

Extra Practice for Factoring  (says Ch. 5 - diff textbk)

Mon. Nov. 4th
&
Tues. Nov. 5th

TEST
Wed. Nov. 6th