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Find the solution to set {x : x is a natural number and 2x+1=2}.(a) {1}(b) {2}(c) {1/2}(d) { }This question was addressed to me during an online exam.Question is from The Empty Set in chapter Sets of Mathematics – Class 11 |
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Answer» CORRECT ANSWER is (d) { } For EXPLANATION I WOULD say: 2x+1=2 => 2x = 1 x=1/2 which is not a natural number. So, the solution to given set is { }. |
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