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# Cube Roots of Unity MCQ with Answers PDF

Solve Cube Roots of Unity Multiple Choice Questions (MCQ), college math quiz answers PDF with career tests for online courses. Practice quadratic equations Multiple Choice Questions and Answers (MCQs), Cube Roots of Unity quiz questions bank for GRE test. "Cube Roots of Unity MCQ" PDF book: remainder theorem, introduction to quadratic equations, nature of roots of quadratic equation, solution of a quadratic equations test prep for two year online colleges.

"For a quadratic equation ax² + bx + c sum of the root is" Multiple Choice Questions (MCQ) on cube roots of unity with choices b/a, −b/a, c/a, and none of above for GRE test. Practice cube roots of unity quiz questions for merit scholarship test and certificate programs for ACT test prep classes.

## MCQs on Cube Roots of Unity

1.

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

b/a
−b/a
c/a
None of Above

2.

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

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

3.

If ω is the imaginary cube root of unity, then ω =

1
0
ω-2

4.

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

1 - ι
1 + ι
−1 - ι
None of Above

5.

The sum of all three cube roots of unity is

1
−1
3
0