Question

II. Answer the following Questions

5. If A = {1, {1}, 2, 3, {2, 3}, 4, 5}. Make the following statements true by putting appropriate symbols ,,, in the blanks.
i) {1, 3}______A
ii) 1 ____________ A
iii) {4, 5} __________ A
iv) 6 ____________ A

6. If A = {1, 2, 3, 4}, B = {3, 4, 5, 6} and C = {1, 2, 4, 6, 7}, then find
i) AB C
ii) AB AC ( )

7. If µ = {2, 3, 4, 5}, A = {2, 4} and B = {3, 4}, then verify the following laws.
i) A – B = 1 A B -
ii) - 1 1 1 AB A B​

Answer 1

Answer:

What are essential for good health?the state of being free from illness or injury.

"he was restored to health"