The Discriminant - Corbettmaths

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This video explains what the discriminant is; how it relates to quadratic graphs and also how to answer questions involving the discriminant.
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I use your videos to teach my self further maths. I just wanted to say that you are a lifesaver and I appreciate your work so much. My thanks are an understatement and so are the amount of subs you have to the work you do

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Great video sir good job really well explained!! Happy new year sir!!

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