Cube roots of unity multiple choice questions (MCQs), cube roots of unity quiz answers to learn math, online college degrees courses. Quadratic equations MCQs with answers, cube roots of unity quiz questions and answers for undergraduate degree. Learn solution of a quadratic equations, remainder theorem, relation b/w roots and the coefficients of quadratic equations, cube roots of unity test prep for online certifications.

Practice quadratic equations test MCQs: for a quadratic equation ax² + bx + c sum of root is, with choices b/a, −b/a, c/a, and none of above for undergraduate degree. Practice merit scholarships assessment test, online learning cube roots of unity quiz questions for competitive assessment in math major.

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

1. b/a
2. −b/a
3. c/a
4. None of Above

C

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

1. a = -2
2. a = 2
3. a = 0
4. a = -3

B

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

1. 1
2. 0
3. ω-2

C

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

1. 1 - ι
2. 1 + ι
3. −1 - ι
4. None of Above

C

MCQ: Sum of all three cube roots of unity is

1. 1
2. −1
3. 3
4. 0

D