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5 Written questions

5 Matching questions

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

5 Multiple choice questions

  1. a1
    ----
    1-r if -1<r<1
  2. sin u cos v + cos u sin v
  3. sin u
    ---------
    1 + cos u
  4. cos u cos v - sin u sin v
  5. a n = a1 ( r^(n-1) )

5 True/False questions

  1. nth term of an arithmetic sequencea n = a1 ( r^(n-1) )

          

  2. sin 2u2tan u
    -----------------
    1- tan^2 u

          

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

          

  4. sin^2 u1 - cos 2u
    ----------------
    1+ cos 2u

          

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