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i think the answer is wrong , the results of the cartesian products is again a set , so i think the answer is 37 since sets can't have redundancy ! so {2,2} , {3,3} , {4,4} , {5,5} , {6,6} won't come . so the answer must 42-5=37. correct me , if i am wrong .
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Basics of Sets and Relations #4
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i think the answer is wrong , the results of the cartesian products is again a set , so i think the answer is 37 since sets can't have redundancy ! so {2,2} , {3,3} , {4,4} , {5,5} , {6,6} won't come . so the answer must 42-5=37. correct me , if i am wrong .