Roots of quadratic equations multiple choice questions (MCQs), roots of quadratic equations quiz answers 1 to learn high school math online courses. Complex cube roots of unity MCQs, roots of quadratic equations quiz questions and answers for online school degrees. Complex cube roots of unity, discriminant, solution of quadratic equations test for high school teacher certification.

Learn high school math MCQs: if b² - 4ac < 0, then roots of ax² + bx + c = 0 are, with choices irrational, equal, rational, and imaginary for online school degrees. Free math study guide for online learning complex cube roots of unity quiz questions to attempt multiple choice questions based test.

MCQ: 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: 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: Number of methods to solve a quadratic equation are

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

B