Question
Easy
Which one of the following statements is not true for integers ?
1
Multiplication is associative.
2
Division is commutative.
3
1 is the multiplicative identity.
4
Subtraction is not commutative.
Question Details
Time to Solve: 12
Exam: CTET
Level/Paper: CTET_P2
Chapter: Number System
Topic: Negative Numbers and Integers
Correct Answer
Option B
Explanation
Option 2 is the correct answer because division is not commutative for integers. In mathematics, a binary operation is commutative if changing the order of the operands does not change the result. For example, in addition, \(a + b = b + a\). However, for division, this property does not hold. For instance, if we take two integers, say 8 and 4, then \(8 \div 4 = 2\), but \(4…Read More
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