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Expanding Brackets

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Expanding Brackets

Review of: Expanding single brackets, Expanding and collecting 'like terms', Expanding quadratics, Expanding perfect squares & difference between squares,

Expanding Quadratics with a coefficient of x2 and expanding cubics.

 

Class notes, Blank notes

The basics: Ex1.01, 1.02, 1.03,
Practice: Ex1.04, 1.05, 1.06

Theta pg 1 & 2

NuLake EAS Q1 - 34

 

Jump down to... Single brackets | Expand & Simplify | Quadratics | Squares | Cubics

Expand Single brackets

Expand brackets by multiplying into each term

1) A number

2) A variable

Answer

3) Number & Variable

Answer

Mouse over key words

Watch double negatives which result in a positive value

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Expand & Simplify

Expand brackets first then collect 'like terms'

1) Expand

Collect terms

2) Negative values

Expand

Collect terms

Mouse over key words

 

 

Summary 1  
Summary 2  

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Expand a Quadratic

Expand brackets by multiplying into each term

Expand 1st term

Expand 2nd term

Simplify

Overview

Mouse over key words

 

 

 

 

An example with negatives

Expand 1st term

Expand 2nd term

Simplify

Overview

Mouse over key words

 

 

 

A more complex example

Expand 1st term

Expand 2nd term

Simplify

Mouse over key words

 

 

 

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Expand a Square

A bracket squared is the bracket multiplied by itself

Double bracket

Expand 1st term

Expand 2nd term

Simplify

Mouse over key words

A more complex square

Double bracket

Expand 1st term

Expand 2nd term

Simplify

Mouse over key words

 

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Expanding a Cubic

3 brackets

Expand 1st pair

Simplify

Expand 2nd pair

Simplify

Mouse over key words

 

 

 

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