# Roots of Quadratic Equations Multiple Choice Questions 5 PDF Download

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Math multiple choice questions (MCQ) on 2 square roots of unity are with options 1, ω, 1, −1, 1, −ω and ω and ω², complex cube roots of unity quiz for competitive exam prep, viva interview questions with answers key. Free math study guide to learn complex cube roots of unity quiz to attempt multiple choice questions based test.

## MCQs on Roots of Quadratic Equations Quiz PDF Download Worksheets 5

MCQ. 2 square roots of unity are

- 1, −1
- 1, ω
- 1, −ω
- ω and ω²

A

MCQ. In quadratic equation, if b = 0 then it is called

- linear equation
- simple equation complex equation
- complex equation
- pure quadratic equation

D

MCQ. Method to derive a quadratic formula is

- completing square method
- factorization method
- synthetic method
- using formula method

A

MCQ. Sum of all cube roots of unity is

- 1
- 2
- 0
- 3

C