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Functions and graphs

Mathematics

After this lesson, the learner should be able to:

  • Sketch a cos graph with a positive or negative value that is shifted vertically
  • Sketch a cos graph with a positive or negative value that is shifted horizontally 
  • Sketch a cos graph with a positive or negative value that is shifted horizontally and vertically
  • Identify the transformation that has taken place through the functional notation 
  • Identify the five important co-ordinates to sketch a cos graph