# Discriminant MCQs Quiz Online PDF Download eBook

Discriminant Multiple Choice Questions (MCQ), discriminant quiz answers PDF to practice grade 10 math test for online school programs. Learn roots of quadratic equations Multiple Choice Questions and Answers (MCQs), "Discriminant" quiz questions and answers for distance learning classes. Learn math: quadratic equation, complex cube roots of unity, solution of quadratic equations, discriminant test prep for online degree programs.

"If b² - 4ac < 0, then roots of ax² + bx + c = 0 are" Multiple Choice Questions (MCQ) on physics: electricity with choices *equal, irrational, rational, and imaginary* for distance learning classes. Free math student portal for online learning roots of quadratic equations quiz questions for online classes.

## MCQs on Discriminant PDF Download eBook

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

- equal
- irrational
- rational
- imaginary

D

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

- equal
- imaginary
- irrational
- rational

A

MCQ: If b² - 4ac >0, and not a perfect square then roots of ax² + bx + c = 0 are

- imaginary
- rational
- equal
- irrational

D

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

- irrational
- real
- equal
- rational

B

MCQ: Nature of the roots depends on the value of b² - 4ac is known as

- discriminant
- square root
- quadratic formula
- completing square method

A