Double Angle Identities Quiz Questions and Answers 155 PDF Book Download

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Quiz on Double Angle Identities Worksheet 155Quiz Book Download

Double Angle Identities Quiz

MCQ: Cos(α + β)cos(α - β) =

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

A

Operation on Three Sets Quiz

MCQ: A ∪ ( B ∩ C ) =

  1. ( A ∪ C) ∪ ( A ∪ C)
  2. (B ∩ B) ∩ ( A ∩ C)
  3. (A ∪ B) ∩ C
  4. ( A ∪ B ) ∩ (A ∪ C)

D

Nature of roots of quadratic equation Quiz

MCQ: Roots of quadratic equation 2x² - 5x + 3 = 0 are

  1. equal
  2. imaginary
  3. irrational
  4. real and unequal

D

Online Math Learning Quiz

MCQ: A radian is measure of central angle of an arc of a circle whose length is equal to the

  1. half of radius of the circle
  2. diameter of circle
  3. radius of the circle
  4. one-third of radius of the circle

C

De Moivres Theorem Quiz

MCQ: For all n belong to Z, ( cosθ + ι sinθ )n

  1. csc nθ + ι sin nθ
  2. tannθ +ι cotnθ
  3. cosnθ + ι sinnθ
  4. cosnθ - ι sinnθ

C