## 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

- Khan Academy playlists: Terms and Distribution
- Distributive Property lesson (Univ. of Waterloo)

**Wednesday March 25th**

### 3.2 - Expanding Binomials

**Thursday March 26th**

### 3.3 - Special Patterns

- 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?

- Check the video links, Mr. Brash's is the gold one.
- A wonderful playlist from Khan Academy.
- Mr. Brash's old video from 2013 (it's 30 mins long!)

**Wednesday April 1st**

### 3.6 - Factoring Trinomials (Quadratics)

Factoring ax^{2} + bx + c When a = 1

**Monday April 6th**

### 3.7 - Factoring by Decomposition (Grouping)

Factoring ax^{2} + 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.

- Khan Academy playlists linked on the right (silver icons)
- Bookable help sessions with Mr. Brash are now available

**Tuesday April 14th**

### * Unit 3 Mathspace Task! *

**Wed. April 15th - Sun. April 19th**

Please complete this task * before* Tues. April 21st, if possible.