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Practice fourth root of unity career test with multiple choice question (MCQs): ω29 + ω28 + 1 =, for e-learning degree certificate with options 0, 1, 2, 3 for online teaching degree. Learn online quadratic equations questions and answers with problem-solving skills assessment test.

Fourth Root of Unity Quiz

MCQ: ω29 + ω28 + 1 =

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

A

Measurements Conversion Quiz

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

B

Homogeneous Linear Equations Quiz

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

4. None of Above

C

Harmonic Mean Quiz

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 Quiz

MCQ: Cos540° =

1. −1/√(2)
2. 1/√(2)
3. 3/√(2)
4. 0

D