# Roots of Quadratic Equations Multiple Choice Questions and Answers 2 PDF Download

Learn roots of quadratic equations MCQs, grade 10 math test 2 for online learning courses and test prep. Complex cube roots of unity multiple choice questions (MCQs), roots of quadratic equations quiz questions and answers include math worksheets for online cool math courses distance learning.

Math multiple choice questions (MCQ): roots of equation 9x² - 9x + 1 = 0 are with options real, unequal, real, equal, imaginary and irrational, complex cube roots of unity quiz with 10th grade math tests from textbooks with teaching resources and teaching guide questions. Free math study guide to learn complex cube roots of unity quiz to attempt multiple choice questions based test.

## MCQs on Roots of Quadratic Equations Worksheets 2 Quiz PDF Download

MCQ: Roots of equation 9x² - 9x + 1 = 0 are

- real, equal
- real, unequal
- imaginary
- irrational

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: Solution set of equation x² - 4 = 0 is

- {±4}
- {4}
- {±2}
- {2}

C

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

- irrational
- real
- equal
- rational

B

MCQ: An equation which contains square of unknown variable quantity, but no higher power is called

- quadratic equation
- linear equation
- simple equation complex equation
- complex equation

A