# Cube Roots of Unity Quiz Questions and Answers 70 PDF Book Download

Cube roots of unity quiz, cube roots of unity MCQs answers, college math quiz 70 to learn math courses online. Quadratic equations quiz questions and answers, cube roots of unity multiple choice questions (MCQs) to practice math MCQs with answers for online colleges and universities courses. Learn cube roots of unity MCQs, inverse of a function, relation b/w roots and the coefficients of quadratic equations, triple angle identities, cube roots of unity test prep for online certifications.

Practice cube roots of unity test with multiple choice question (MCQs): sum of all three cube roots of unity is, with choices 1, −1, 3, and 0 for online college degrees. Practice quadratic equations questions and answers for scholarships exams' problem-solving, assessment test.

## Quiz on Cube Roots of Unity Worksheet 70Quiz Book Download

Cube Roots of Unity Quiz

MCQ: Sum of all three cube roots of unity is

- 1
- −1
- 3
- 0

D

Triple Angle Identities Quiz

MCQ: Sin3θ/sinθ +cos3θ/cosθ =

- sinθ
- 2cot2θ
- cosθ
- cosθ

B

Relation b/w roots & the coefficients of quadratic equations Quiz

MCQ: If a > 0, then function ƒ(x) = ax² + bx + c has a minimum value at

- ƒ(a/2b)
- ƒ(-a/2b)
- ƒ(-b/2a)
- None of Above

C

Inverse of a Function Quiz

MCQ: If f is a bijective function, then ƒ(f^{-1}(x)) =

- 0
- 1
- 2
- x

D

Algebra & Trigonometry Quiz

MCQ: Cos²θ+sin²θ =

- −2
- −1
- 0
- 1

D