Complex Cube Roots of Unity MCQs Quiz Worksheet PDF Download

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Math practice test MCQ on product of 3 cube roots of unity is/are with options 2, 3, 4 and 1 problem solving skills for competitive exam, viva prep, interview questions with answer key. Free math revision notes to learn complex cube roots of unity quiz with MCQs to find questions answers based online learning tests.

MCQs on Complex Cube Roots of Unity Quiz PDF Download

MCQ. Product of 3 cube roots of unity is/are

  1. 2
  2. 3
  3. 4
  4. 1

D

MCQ. Roots of equation 9x² - 9x + 1 = 0 are

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

A

MCQ. 1⁄α + 1⁄β is equal to

  1. 1⁄α
  2. 1⁄β
  3. α + β⁄αβ
  4. α - β⁄αβ

C

MCQ. If α and β are roots of 3x² + 5x - 2 = 0 then α + β should be

  1. 5⁄2
  2. −5⁄3
  3. 2⁄3
  4. 3⁄5

B

MCQ. 2 square roots of unity are

  1. 1, −1
  2. 1, ω
  3. 1, −ω
  4. ω and ω²

A