Q15 of 147 Page 8

Which of the following is the multiplicative identity for an integer a?

⇒ Option A is incorrect as a is not multiplicative identity for an integer a


⇒ Option B is the answer. Since, one is the multiplicative identity for any integer.


⇒ Option C is incorrect as 0 is not multiplicative identity for an integer a


⇒ Option D is incorrect as -1 is not multiplicative identity for an integer a

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