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5 Written questions

5 Matching questions

  1. cos 2u
  2. tan (u+v)
  3. sin u/2
  4. sin 2u
  5. sum of an arithmetic series
  1. a 2 sin u cos u
  2. b 1- 2sin^2 u
    2cos^2 u -1
    cos^2 u - sin^2 u
  3. c Sn = n/2 ( 2a1 + (n-1) d )
  4. d ± √ ( 1 - cos u) / 2
  5. e tan u + tan v
    -----------------------
    1 - tan u tan v

5 Multiple choice questions

  1. 2tan u
    -----------------
    1- tan^2 u
  2. sin u cos v + cos u sin v
  3. ± √ (1 + cos u) /2
  4. a1
    ----
    1-r if -1<r<1
  5. sin u
    ---------
    1 + cos u

5 True/False questions

  1. tan^2 u1 - cos 2u
    ----------------
    1+ cos 2u

          

  2. cos (u-v)cos u cos v + sin u sin v

          

  3. cos (u+v)cos u cos v - sin u sin v

          

  4. sum of a geometric seriesSn = n/2 ( 2a1 + (n-1) d )

          

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