# Nature of roots of quadratic equation Questions and Answers PDF Download eBook - 81

Nature of roots of quadratic equation trivia questions and answers, nature of roots of quadratic equation quiz answers PDF 81 to practice math exam questions for online classes. Practice "Quadratic Equations" trivia questions and answers, nature of roots of quadratic equation Multiple Choice Questions (MCQs) for online college degrees. Free nature of roots of quadratic equation MCQs, trig identities, harmonic mean, combinations, when q(x) has repeated linear factors, nature of roots of quadratic equation test prep for schools that offer certificate programs.

"The roots of the quadratic equation x² - 6x + 9 = 0 are", nature of roots of quadratic equation Multiple Choice Questions (MCQs) with choices *unequal, equal, irrational, and unknowns* to learn free online courses. Practice quadratic equations questions and answers to improve problem solving skills for GRE test.

## Trivia Quiz on Nature of roots of quadratic equation PDF Download eBook

MCQ: The roots of the quadratic equation x² - 6x + 9 = 0 are

- equal
- unequal
- irrational
- unknowns

A

MCQ: 1/(x² + 5)(x²+4) =

- 1/(x² - 4) - 1/(x²+5)
- 1/(x² +4) - 1/(x²+5)
- 1/(x² - 4) - 1/(x²-5)
- None of Above

B

MCQ: ^{10}P_{1} is equal to

- 10
- 20
- 80
- 90

A

MCQ: A number H is said to be the harmonic mean between two numbers a and b if a,H,b is

- H.P
- A.P
- G.P
- harmonic mean

A

MCQ: Cos254° =

- sin16°
- cos33°
- cos16°
- −sin16°

D