Discrete Mathematics MCQ Set 1 1. For some number b, (1⁄b)-n is equal to: a) -bn b) nb c) bn d) None of the mentioned AnswerAnswer: c [Reason:] b-1 reciprocal of b. 2. If ab = 1, where a and b are real numbers then: a) a = b-1 b) b = a c) a…
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