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

Practice nature of roots of quadratic equation quiz online, college math test 81 for online courses learning. 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, when q(x) has repeated linear factors, combinations, harmonic mean, trig identities worksheets.

Free nature of roots of quadratic equation course worksheet has multiple choice quiz question as roots of quadratic equation x² - 6x + 9 = 0 are with options equal, unequal, irrational and unknowns with answer key for problem solving to test study skills. for online learning, viva help and jobs' interview preparation tips, study quadratic equations multiple choice questions based quiz question and answers.

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

Nature of roots of quadratic equation Quiz

MCQ. The roots of the 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 the 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