Question

Given: U = {11,12,13,14,15,16,17,18,19,20,21,22,23,24,25}

A= {11,13,15,17,19,21,23,25}
B= {12,14,16,18,20,22,24}
C= {12,15,18,21,24}

Find:
1. A U B:
2. B U C:
3. A n C:
4. A - C:
5. B - C:​

Answer 1

Answer:

{11 to 25} is a ∆ b

Step-by-step explanation:

union means. adding all the elements in both sets , intersection means commen element in a sets

Answer 2

Answer:

1. A U B= {11,12,13,14,15,16,17,18,19,20,21,22,23,24,25}
2. B U C={12,14,15,16,18,20,21,22,24}
3. A n C={15,21}

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