## Unit 3 - Algebra & Factoring

In this unit of the course, we will review the algebra skills from grade 9 and expand on them to manipulate equations, solve for missing values, and create the skills required for our future in mathematics.

### 3.1 - Algebraic Expressions

Practice: Per. 2 | Per. 3

Wednesday March 25th

### 3.2 - Expanding Binomials

Practice: Per. 2 | Per. 3

• Video links to the right (gold is Mr. Brash's video lesson)

• Questions #15 and #20 explained

Thursday March 26th

### 3.3 - Special Patterns

Practice: Per. 2 | Per. 3

• Video links to the right (gold is Mr. Brash's video lesson)

Monday March 30th

### 3.4 - Common Factoring

Have you filled out the attendance form yet?

Practice: Per. 2 | Per. 3

• Check the video links, Mr. Brash's is the gold one.

• Mr. Brash's old video from 2013 (it's 30 mins long!)

Wednesday April 1st

### 3.5 - Factor by Grouping

Practice: Per. 2 | Per. 3

Friday April 3rd

### 3.6 - Factoring Trinomials (Quadratics)

Factoring ax2 + bx + c When a = 1

Monday April 6th

### 3.7 - Factoring by Decomposition (Grouping)

Factoring ax2 + bx + c When a ≠ 1 (not equal to 1)

Wednesday April 8th

### 3.7b - The Cross Method

This is a second method (a trick) for factoring non-momic trinomials (when 'a' is not 1)

### This is a 4-day week. Keep checking your emails.

Office hours are Friday, April 17th at the regular class times.

Math help sessions with Mr. Brash are now available for booking. They are in 30-minute blocks but you can book 2 if you need an hour. Feel free to bring some other classmates if you want. Click here to book a session.

### 3.8 - Factoring - Special Cases

Today's video lesson seems long - because of extra examples after the 15 min mark. Feel free to stop after 15 minutes.

Practice: Per. 2 | Per. 3

Tuesday April 14th

### Factoring Decision Tree

Need help deciding when to use a certain kind of factoring? Hopefully this PDF and accompanying video can help!

### * Unit 3 Mathspace Task! *

Wed. April 15th - Sun. April 19th