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Express {x: x= n/ (n+1), n is a natural number less than 7} in roster form.(a) {^1⁄2, ^2⁄3, ^4⁄5, ^6⁄7}(b) {^1⁄2, ^2⁄3, ^3⁄4, ^4⁄5, ^5⁄6, ^6⁄7, ^7⁄8}(c) {^1⁄2, ^2⁄3, ^3⁄4, ^4⁄5, ^5⁄6, ^6⁄7}(d) Infinite setI had been asked this question by my school teacher while I was bunking the class.This interesting question is from Types of Set in portion Basic Structures: Sets, Functions, Sequences, Sums and Matrices of Discrete Mathematics

Answer»

The correct choice is (c) {^1⁄2, ^2⁄3, ^3⁄4, ^4⁄5, ^5⁄6, ^6⁄7}

To explain: N/(n+1) = 1/(1+1) = ^1⁄2 and n>7.



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