Question

A={2,4,6,8}, B={2,3,5,7,9} and C={x:3 Find a) A n(B¹ U C¹)
b) (A U B) n (B U C)

Answer 1

Answer:

b)

A U B=

{2,4,6,8} U{2,3,5,7,9}={2,3,4,5,6,7,8,9}

B U C ={2,3,5,7,8}

(A U B) n (BUC) ={2,3,5,7,8}