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Quadratics

What you have to know :

  • You must be able to manipulate algebraic expressions. 

    (If not check this lesson)

  • You must be able to expand and factorise the square difference and perfect square expressions.

    (If not check this lesson)

Quadratic formula
1. Watch this video
2. Special cases of quadratic equations watch the video
3. Watch this presentation

What you have to know :

  • How to plot linear graphs.

    (If not check this lesson)

Quadratic graph
1. Watch this video
2. Watch this presantation
3. Vertex form by completing the square video

Solved Examples

  • Watch these presentations

Now Lets Practice!

  • Solve the problems.

     

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