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5 Written questions

5 Matching questions

  1. cos^2 u
  2. sin 2u
  3. sin (u-v)
  4. sin u/2
  5. tan (u-v)
  1. a ± √ ( 1 - cos u) / 2
  2. b 1 + cos 2u
    ----------------
    2
  3. c tan u - tan v
    -----------------
    1 + tan u tan v
  4. d sin u cos v - cos u sin v
  5. e 2 sin u cos u

5 Multiple choice questions

  1. sin u cos v + cos u sin v
  2. sin u
    ---------
    1 + cos u
  3. a n = a1 ( r^(n-1) )
  4. cos u cos v + sin u sin v
  5. Sn = a1 ( [1-r^(n-1) / 1-r ] )

5 True/False questions

  1. sum of infinite geometric seriesa1
    ----
    1-r if -1<r<1

          

  2. cos u/2± √ (1 + cos u) /2

          

  3. tan (u+v)tan u - tan v
    -----------------
    1 + tan u tan v

          

  4. cos (u+v)cos u cos v + sin u sin v

          

  5. cos 2u1- 2sin^2 u
    2cos^2 u -1
    cos^2 u - sin^2 u