1.

Let A = {3,6,12,15,18,21}, B= {4,8,12,16,20}, C = {2,4,6,8,10,12,14,16} and D = {5,10,15,20}. Find : (i) A - B (ii) A - C (iii) A - D (iv) B - A (v) C - A (vi) D - A (vii) B - C (viii) B - D

Answer»

Let A = {3,6,12,15,18,21},

B= {4,8,12,16,20},

C = {2,4,6,8,10,12,14,16} and

D = {5,10,15,20}. Find :

(i) A - B (ii) A - C

(iii) A - D (iv) B - A

(v) C - A (vi) D - A

(vii) B - C (viii) B - D



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