Double Angle Identities Multiple Choice Questions and Answers 1 PDF Book Download

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MCQ on Double Angle Identities Test 1Quiz Book Download

MCQ: Cot(α + β) =

  1. cotαcotβ-1/cotα+cotβ
  2. cotαcotβ+1/cotα-cotβ
  3. cotαcotβ+1/cotα+cotβ
  4. None of Above

A

MCQ: Cos(α + β)cos(α - β) =

  1. cos²α-sin²β
  2. sin²α-cos²β
  3. 2cosα
  4. 2sinα

B

MCQ: Cosecθ+2cosec2θ/secθ =

  1. tanα/2
  2. −tanα/2
  3. −cotα/2
  4. cotα/2

B

MCQ: 1 + tanαtan2α =

  1. −sec2α
  2. −cosec2α
  3. cosec2α
  4. sec2α

D

MCQ: 1 - cosα/sinα =

  1. tanα/2
  2. −tanα/2
  3. −cotα/2
  4. None of Above

A