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

Learn nature of roots of quadratic equation quiz, online college math test 81 for distance learning, online courses. Free math MCQs questions and answers to learn nature of roots of quadratic equation MCQs with answers. Practice MCQs to test knowledge on nature of roots of quadratic equation with answers, trig identities, harmonic mean, combinations, when q(x) has repeated linear factors, nature of roots of quadratic equation test for online math education courses distance learning.

Free nature of roots of quadratic equation online course worksheet has multiple choice quiz question: roots of quadratic equation x² - 6x + 9 = 0 are with choices equal, unequal, irrational and unknowns with online learning guide for international exams' preparation like ACT subjective test, study quadratic equations multiple choice questions based quiz question and answers.

## Quiz on Nature of roots of quadratic equation Worksheet 81 Quiz PDF Download

Nature of roots of quadratic equation Quiz

MCQ. Roots of quadratic equation x² - 6x + 9 = 0 are

- equal
- unequal
- irrational
- unknowns

A

when Q(x) has repeated linear factors Quiz

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

Combinations Quiz

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

- 10
- 20
- 80
- 90

A

Harmonic Mean Quiz

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

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

A

Trig Identities Quiz

MCQ. Cos254° =

- sin16°
- cos33°
- cos16°
- −sin16°

D