A level History exam revision resources written by A level Examiners




 

 
 
 
 

This lesson looks at...


  • Solving quadratic equations by drawing graphs, using the formulae and factorisation.
  • Completing the square.
  • Solving quadratic equations by completing the square.
  • The difference of two squares.

Before watching this lesson it may be worth revisiting an earlier our lesson on Expanding Brackets



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