# Nature of roots of quadratic equation Quizzes Online MCQs PDF Download eBook - 92

Nature of roots of quadratic equation quiz questions, nature of roots of quadratic equation multiple choice questions and answers PDF 92 to learn math course for online certification. Practice "Quadratic Equations" quiz with answers, nature of roots of quadratic equation Multiple Choice Questions (MCQs) for online college degrees. Free nature of roots of quadratic equation MCQs, composition of functions, finding inverse function, groups in maths, introduction permutations, combinations and probability, nature of roots of quadratic equation test prep to learn free online courses.

"The roots of the quadratic equation ax² + bx + c = 0 are imaginary and unequal if", nature of roots of quadratic equation Multiple Choice Questions (MCQs) with choices *b² - 4ac > 0, b² - 4ac = 0, b² - 4ac < 0, and none of above* for free online college courses. Practice quadratic equations questions and answers to improve problem solving skills for online college classes.

## Nature of roots of quadratic equation Questions and Answers PDF Download eBook

MCQ: The roots of the quadratic equation ax² + bx + c = 0 are imaginary and unequal if

- b² - 4ac = 0
- b² - 4ac > 0
- b² - 4ac < 0
- None of Above

C

MCQ: N(n-1)/3.2.1 =

- (n-2)ι/3ιnι
- nι/3ι(n-2)ι
- 3ι(n-2)ι/nι
- nι

B

MCQ: A semi group is always a

- A group
- commutative group
- a non abelian group
- groupoid

D

MCQ: If ƒ(x) = tan^{-1}(x²/2), then f^{-1}(π/4) =

- 0
- 1
- √2
- 2

C

MCQ: If ƒ(x) = x^{4} -4x² +4, then ƒ(√(x+1) =

- x-1
- (x-1)²
- x² -1
- x² +1

B