# Discriminant MCQs Quiz Worksheet PDF Download

Learn discriminant MCQs, math online test for high school exam prep for distance learning degree, free online courses. Practice roots of quadratic equations multiple choice questions (MCQs), discriminant quiz questions and answers for online geometry math courses distance learning.

Study high school courses, online math degree programs MCQs: if b² - 4ac < 0, then roots of ax² + bx + c = 0 are , for online courses with choices equal, irrational, rational, and imaginary for online certificate courses preparation with eLearning virtual academy portal for online certifications. Free math student portal for online learning discriminant quiz questions, MCQs to find questions answers based online learning tests.

## MCQs on Discriminant Quiz PDF Download

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 roots depends on value of b² - 4ac is known as

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

A