Double Angle Identities Quiz Questions 155 pdf Download

Practice college math MCQ test 155 to learn double angle identities quiz online. Find questions to study math quiz on double angle identities. Practice MCQs to test knowledge on double angle identities, operation on three sets, nature of roots of quadratic equation, online math learning, de moivres theorem,.

Free study guide has multiple choice quiz questions as cos(α + β)cos(α - β) = with answering options cos2α-sin2β, sin2α-cos2β, 2cosα and 2sinα to test study skills. For e-learning, study online double angle identities multiple choice questions based quiz questions and answers.

Quiz on Double Angle Identities - Worksheet 155

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 circle.
  2. diameter of circle.
  3. radius of circle.
  4. one-third of radius of 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

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