# Binary Operation Quiz Questions 144 pdf Download

Practice college math MCQ test 144 to learn binary operation quiz online. Find questions to study math quiz on number system. Practice MCQs to test knowledge on binary operation, harmonic progression (hp), the relation, relation b/w roots and the coefficients of quadratic equations, nature of roots of quadratic equation,.

Free study guide has multiple choice quiz questions as if a,b ε a, a * b ε a, then with answering options * is a unary operation in a, a * b = b * a, * is a binary operation in a and a * b ≠ b * a to test study skills. For e-learning, study online number system multiple choice questions based quiz questions and answers.

## Quiz on Binary Operation - Worksheet 144

Binary Operation Quiz

MCQ. If a,b ε A, a * b ε A, then

- * is a unary operation in A.
- a * b = b * a.
- * is a binary operation in A.
- a * b ≠ b * a.

C

Harmonic Progression (HP) Quiz

MCQ. A sequence of numbers whose reciprocals form an arithmetic sequence is called the

- arithmetic sequence.
- geometric sequence.
- harmonic sequence.
- complex sequence.

C

The Relation Quiz

MCQ. A subset f of A x B is said to be a function from A to B if domain of f is A and first element of order pairs of f

- do not repeat.
- do not exist.
- repeat.
- members of B.

A

Relation b/w roots and coefficients of quadratic equations Quiz

MCQ. If α and β are roots of x^{2} -2x + 3 = 0, then equation with roots α+2, β+2 is

- x
^{2}- 6x + 11 = 0. - x
^{2}+ 6x - 11 = 0. - x
^{2}-11x + 6 = 0. - x
^{2}+11x - 6 = 0.

A

Nature of roots of quadratic equation Quiz

MCQ. Roots of quadratic equation ax^{2} + bx + c = 0 are real and distinct if

- b
^{2}- 4ac = 0. - b
^{2}- 4ac > 0. - b
^{2}- 4ac < 0. - b
^{2}- 4ac≥ 0.

B