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06

The Quadratic Formula Explained

www.purplemath.com What is the Quadratic Formula? It is a formula that will give you the values of x which make any quadratic function equal to zero. It looks complicated at first glance (I think that many of us remember being almost awed by it at some point), but it's really no harder than something like long division. After having done it enough times, you'll be able to do it on autopilot, if you want to! This link works out six practice problems in detail. More ... Less ...
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