NCERT Exercise 1.4 Q4 - Sets
Question: For A={1,2,3,4}, B={3,4,5,6}, C={5,6,7,8}, D={7,8,9,10}, find A union B, A union C, B union C, B union D, A union B union C, A union B union D, and B union C union D.
Answer: A union B={1,2,3,4,5,6}; A union C={1,2,3,4,5,6,7,8}; B union C={3,4,5,6,7,8}; B union D={3,4,5,6,7,8,9,10}; A union B union C={1,2,3,4,5,6,7,8}; A union B union D={1,2,3,4,5,6,7,8,9,10}; B union C...
Full step-by-step NCERT solution with diagrams on Something by Zero.