Question

Q.9 IT A = (3, 6, 9, 12, 15, 18, 21), B = (4.8, 12, 16, 20) and C = (2, 4, 6, 8, 10, 12, 14, 16). Find (i) A -B (ii)
A-C (1) B-A (iv) C-A
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Answer 1

Answer:

(i) A-B = {3,6,9,15,18,21}

(ii) A-C = {3,9,15,18,21}

(iii) B-A = {4,8,16,20}

(iv) C-A = {2,4,8,10,14,16}

Hope this helps.....

Answer 2

Answer:

1. A-B = {3,6,9,15,18,21}
2. A-C={3,9,15,18,21}
3. B-A={4,8,16,20}
4. C-A={2,4,8,10,14,16}