# Fourth Root of Unity Quiz Questions and Answers 39 PDF Book Download

Fourth root of unity quiz questions and answers, fourth root of unity MCQs with answers, college math test prep 39 to learn math, online college courses. Quadratic equations quiz, fourth root of unity multiple choice questions (MCQs) for online college degrees. Learn fourth root of unity MCQs, basic trigonometric identities, harmonic mean, homogeneous linear equations, measurements conversion, fourth root of unity test prep for online certifications.

Practice fourth root of unity MCQ with multiple choice questions: ω29 + ω28 + 1 =, with choices 0, 1, 2, and 3 for undergraduate degree. Practice quadratic equations questions and answers for problem-solving, merit scholarships assessment test.

## Quiz on Fourth Root of Unity Worksheet 39 PDF Book Download

Fourth Root of Unity MCQ

MCQ: ω29 + ω28 + 1 =

1. 0
2. 1
3. 2
4. 3

A

Measurements Conversion MCQ

MCQ: In 30 minutes, hours hand of a clock turns through

1. π/6 radians
2. π/12 radians
3. π/24 radians
4. π radians

B

Homogeneous Linear Equations MCQ

MCQ: For any non- singular matrix A, A-1 =

1. |A|adj A
2. 1 /|A|adj A
3. adj A⁄|A|
4. None of Above

C

Harmonic Mean MCQ

MCQ: If A and H are arithmetic and harmonic mean between 2 and 3, then A + H =

1. 49/20
2. 49/10
3. 49/5
4. 32/4

B

Basic Trigonometric Identities MCQ

MCQ: Cos540° =

1. −1/√(2)
2. 1/√(2)
3. 3/√(2)
4. 0

D