Question

A = { 1, 4 ,9,16,25} ; B = { 5 , 25 , 125, 625}
Find = (A U B) ; (A x B ) ; (A - B) and (B - A)

Answer 1

Answer:

(A U B) ={1, 4,5,9,16,25,125,625}

(A x B) ={(1, 5), (4,25), (9,125), (16, 625) }

(A-B) ={1, 4,9,16}

(B-A)={5, 125,625}