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"The product of 3 cube roots of unity is/are" Multiple Choice Questions (MCQ) on roots of quadratic equations with choices 3, 2, 4, and 1 for virtual online school. Solve complex cube roots of unity quiz questions for school certificate programs for online teaching certification programs.

MCQ: The product of 3 cube roots of unity is/are

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

D

MCQ: If b² - 4ac < 0, then roots of ax² + bx + c = 0 are

1. equal
2. irrational
3. rational
4. imaginary

D

MCQ: The number of terms in a standard quadratic equation ax² + bx + c = 0 is

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

C

MCQ: If b² - 4ac = 0, then roots of ax² + bx + c = 0 are

1. equal
2. imaginary
3. irrational
4. rational

A

MCQ: The number of methods to solve a quadratic equation are

1. 2
2. 3
3. 4
4. 5

B