Let the set A is {1, 2, 3}and B is {2, 3, 4}. Then the setA – B is?(a) {1, -4}(b) {1, 2, 3}(c) {1}(d) {2, 3}The question was posed to me during an internship interview.The origin of the question is Set Operations in portion Basic Structures: Sets, Functions, Sequences, Sums and Matrices of Discrete Mathematics

Let the set A is {1, 2, 3}and B is {2, 3, 4}. Then the setA – B is?(

1.	Let the set A is {1, 2, 3}and B is {2, 3, 4}. Then the setA – B is?(a) {1, -4}(b) {1, 2, 3}(c) {1}(d) {2, 3}The question was posed to me during an internship interview.The origin of the question is Set Operations in portion Basic Structures: Sets, Functions, Sequences, Sums and Matrices of Discrete Mathematics
Answer» The CORRECT CHOICE is (c) {1} BEST explanation: In A – B the common elements get cancelled.

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