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The MCQ: For a quadratic equation ax² + bx + c sum of the root is PDF, "Cube Roots of Unity" App Download (Free) with b/a, −b/a, c/a, and none of above choices for GRE test. Study cube roots of unity quiz questions, download Google eBook (Free Sample) for ACT test prep classes.

## Math MCQs: Cube Roots of Unity Quiz Questions

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

A) b/a
B) −b/a
C) c/a
D) None of Above

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

A) a = -2
B) a = 2
C) a = 0
D) a = -3

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

A) 1
B) 0
C) ω-2
D) 2ω

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

A) 1 - ι
B) 1 + ι
C) −1 - ι
D) None of Above

MCQ: The sum of all three cube roots of unity is

A) 1
B) −1
C) 3
D) 0

### Practice Tests: College Math Exam Prep

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