Double Angle Identities Quiz Questions and Answers 137 PDF Book Download

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Practice double angle identities career test with multiple choice question (MCQs): cosα-sinα/cosα+sinα, for e-learning degree certificate with options sec2α+tan2α, sec2α-tan2α, csc2α-cot2α, csc2α+cot2α for online college degrees. Learn double angle identities questions and answers with problem-solving skills assessment test.

Quiz on Double Angle Identities Worksheet 137Quiz Book Download

Double Angle Identities Quiz

MCQ: Cosα-sinα/cosα+sinα

  1. sec2α+tan2α
  2. sec2α-tan2α
  3. csc2α-cot2α
  4. csc2α+cot2α


Trigonometric ratios of Allied Angles Quiz

MCQ: Tan(-α) =

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


Triple Angle Identities Quiz

MCQ: Sin9α =

  1. 4cos³3α-3cos3α
  2. 3cos³3α-4cos3α
  3. 3sin3α-4sin³3α
  4. 4sin3α-3sin³3α


Nature of roots of quadratic equation Quiz

MCQ: Discriminant of quadratic equation ax² +bx +c = 0 is

  1. b² + 4ac
  2. 4ac-b²
  3. b² - 4ac
  4. a² - 4bc


Period of Trigonometric Functions Quiz

MCQ: Period of 3cot(x/3) is

  1. π