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5 Written questions

5 Matching questions

  1. sin^2 u
  2. sum of a geometric series
  3. cos 2u
  4. cos (u-v)
  5. tan 2u
  1. a 1- 2sin^2 u
    2cos^2 u -1
    cos^2 u - sin^2 u
  2. b 1-cos 2u
    -------------
    2
  3. c Sn = a1 ( [1-r^(n-1) / 1-r ] )
  4. d cos u cos v + sin u sin v
  5. e 2tan u
    -----------------
    1- tan^2 u

5 Multiple choice questions

  1. 2 sin u cos u
  2. ± √ ( 1 - cos u) / 2
  3. a1 + ( n - 1) d
  4. a n = a1 ( r^(n-1) )
  5. sin u
    ---------
    1 + cos u

5 True/False questions

  1. sin (u-v)sin u cos v - cos u sin v

          

  2. cos u/21- 2sin^2 u
    2cos^2 u -1
    cos^2 u - sin^2 u

          

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

          

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

          

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

          

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