A4 Quadratic Equations

Student Activities:
  1. *The Discriminant Work out the examples then click to see the solutions. Click to generate new examples (mathsnet)
  2. Solving Quadratic Equations by using the Formula Work out the examples then click to see the solutions. Click to generate new examples (mathsnet)
  3. Solution of Simultaneous Equations 2 Can you sort out the jumbled solution? (mathsnet)
  4. Factorising Cubics 1 and Factorising Cubics 2 Work out the examples then click to see the solutions. Click to generate new examples (mathsnet)

 

Teaching Resources:
  1. Quadratic Formula - Derivation. A short animation (Arkansas State University)
  2. The Quadratic Formula Song Thanks to Michael Kelly
  3. Solution of Simultaneous Equations An excellent dynamic graph showing the line y=mx+c and the parabola y=x2+ax+b with slider control for m, c, a and b (mathsnet.net)
  4. Graph Centre Dynamic graphing tool with slider controls (mathsnet)

 

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