Learning Resources

Home »  » Courses » Mathematics » Advanced Mathematics 3207 (delisted) » Unit 04 » Set 04 ILO 02 » Step E

Investigation 7A: Is the Calculator Defective? & Investigation 7B: The Distance Formula and Compound Angle Identities

Step E
  • The initial equation is:
  • Make use of the Foil Method
  • Recall:
  • Again, leave the expression in terms of  d 2