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5 Written questions

5 Matching questions

  1. tan (u+v)
  2. nth term of a geometric sequence
  3. sin (u+v)
  4. sin 2u
  5. nth term of an arithmetic sequence
  1. a a n = a1 ( r^(n-1) )
  2. b 2 sin u cos u
  3. c sin u cos v + cos u sin v
  4. d tan u + tan v
    -----------------------
    1 - tan u tan v
  5. e a1 + ( n - 1) d

5 Multiple choice questions

  1. tan u - tan v
    -----------------
    1 + tan u tan v
  2. 1 + cos 2u
    ----------------
    2
  3. 2tan u
    -----------------
    1- tan^2 u
  4. 1-cos 2u
    -------------
    2
  5. a1
    ----
    1-r if -1<r<1

5 True/False questions

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

          

  2. sum of an arithmetic seriesSn = n/2 ( 2a1 + (n-1) d )

          

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

          

  4. cos u/2± √ (1 + cos u) /2

          

  5. tan u/2± √ ( 1 - cos u) / 2

          

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