Question

if u={1,2,3,4,5,6,7,8,9} , a={2,3,4,5} and b={1,2,3,4,5}. verify that (a--b)'
​plzz tell in step by step

Answer 1

Answer:

A - B means all elements of A except common from B

A- B = (2,3,4,5) - ( 1,2,3,4,5)

= ¢ ( null set)

(A- B)'= U- (A- B)

= U -¢

= U = (1, 2,3,4,5, 6,7,8,9)

Answer 2

please refer to the attachment...

hope it helps dear.... ☺️✌