contestada

If A = {4, 7, 10, 13, 17) and B = {3, 5, 7, 9), then which of the following statements Is true?
BCA
AUB=(7)
BCB

If A 4 7 10 13 17 and B 3 5 7 9 then which of the following statements Is true BCA AUB7 BCB class=