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5 Written questions

5 Matching questions

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

5 Multiple choice questions

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

5 True/False questions

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

          

  2. sin^2 u2 sin u cos u

          

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

          

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

          

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

          

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