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# Binary Operation Multiple Choice Questions (MCQ) PDF Download

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The e-Book Binary Operation Multiple Choice Questions (MCQ Quiz) with Answers, Binary Operation MCQ PDF download to learn free math online courses. Study Number System Multiple Choice Questions and Answers (MCQs), Binary Operation quiz answers PDF for online college classes. The Binary Operation MCQ App Download: Free learning app for basic function, binary operation, linear and quadratic function test prep for ACT subject test tutoring.

The MCQ: * is said to be commutative in A for all a,b ε A; "Binary Operation" App Download (Free) with answers a + b = b + a, a * b = b * a, a - b = b - a and a * b ≠ b * a for online college classes. Practice binary operation quiz questions, download Amazon eBook (Free Sample) for ACT test.

## Binary Operation MCQs: Questions and Answers

MCQ 1: * is said to be commutative in A for all a,b ε A

1. a + b = b + a
2. a * b = b * a
3. a - b = b - a
4. a * b ≠ b * a

MCQ 2: The extraction of a square root of a given number is

1. binary operation
2. relation
3. unary operation
4. relation in some set

MCQ 3: Which of the following is the unary operation?

1. addition
2. multiplication
3. square root
4. None of Above

MCQ 4: The identity element of a set X with respect to intersection in P(X) is

1. X
2. π
3. does not exist
4. 0

MCQ 5: If * is a binary operation in A then

1. A is closed under *
2. A is not closed under *
3. A is not closed under +
4. A is closed under -

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