Question 1050672: Hello
Can a tutor let me know if my answers are correct?
CAN A TUTOR LET ME KNOW IF MY ANSWER IS RIGHT?
LET S BE THE UNIVERSAL SET, WHERE S={1,2,3,....,18,19,20}
LET SETS A AND B BE SUBSETS OF S, WHERE
SET A={1,4,6,11,12,14,15,16,18
SET B=-{1,4,5,8,12,13,14,16,18,19,20
AUB:{1,4,5,6,8,11,12,13,14,16,18,19,20
AnB:{1,4,12,14,16,18
Answer by Fombitz(32388)   (Show Source):
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