Question

If A = {3,6,9,12,15,18,21} B = {4,8,12,16,20} C = {2,4,6,8,10,12,14,16} D = {5,10,15,20} Find i) A-B ii) A-C iii) A-D iv) B-C v) B-D vi) B-A vii) C-B viii) C-A ix) C-D x) D-C xi) D-B xii) D-A​

Answer 1

Answer:

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