# Cube Roots of Unity MCQs Test Online PDF Download

Cube roots of unity multiple choice questions (MCQs), cube roots of unity test prep for online learning with college degree certificate eCourses. Learn quadratic equations multiple choice questions (MCQs), cube roots of unity quiz questions and answers. Career test prep on nature of roots of quadratic equation, solution of a quadratic equations, fourth root of unity, polynomial function, remainder theorem aptitude test for online math courses distance learning.

Practice quadratic equations aptitude test MCQs: if one root of equation x² - 3x + a = 0 is 2, then, for free online courses with options a = -2, a = 2, a = 0, a = -3 for online teaching degree. Free skills assessment test is for online e-learning cube roots of unity quiz questions with MCQs, exam preparation questions and answers.

## MCQ on Cube Roots of UnityQuiz PDF Download

MCQ: For a quadratic equation ax² + bx + c sum of root is

- b/a
- −b/a
- c/a
- None of Above

C

MCQ: If one root of equation x² - 3x + a = 0 is 2, then

- a = -2
- a = 2
- a = 0
- a = -3

B

MCQ: If ω is imaginary cube root of unity, then ω =

- 1
- 0
- ω
^{-2} - 2ω

C

MCQ: If one root of equation is (- 1 - ι), then other root is

- 1 - ι
- 1 + ι
- −1 - ι
- None of Above

C

MCQ: Sum of all three cube roots of unity is

- 1
- −1
- 3
- 0

D