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The Discriminant

Author:Jonathan Mace

The discriminant 29/09/16

Introduce Q 10 2E I will show you an example of using the quadratic formula page 171 complete investigation Q 1. what do you notice about the discriminant on lines 1 2 3? line 1. =0 line 2 >0 line 3 <0 watch video https://www.khanacademy.org/math/algebra/quadratics/solving-quadratics-using-the-quadratic-formula/v/quadratic-formula-3 examples 8 and 9 examples together 1 c) f) 2 3 4 c) Complete the rest independently

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