M34 - Maths Lessons, Homework and Revision Site

Completing the Square

Lesson Objectives:

To be able to:

  • Complete the square for y =  ax2 + bx + c 
  • Identify the line of symmetry for the graph of this function
  • Identify the coordinates of the graph turning point

For a = 1, a = a positive integer, a = a negative integer

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