tolong diwab cepat yh..soalnnya besok pagi dikumpul

1) a. P ={2,4,6,8},
Q={0,1,2,3,4,5,6,7,8,9,10,11},
R={4,8}
b. PUQ={0,1,2,3,4,5,6,7,8,9,10,11}
PnR={2,4,6,8}
QUP={0,1,2,3,4,5,6,7,8,9,10,11}
2) MnN={b,c}, MnNUO={b,c,d}
3) AnB= { }
AUB ={1,2,3,4,5,7,8}
AU(AnB) = {2,3,5,7}
A - B = {3,5,7}

*ket : n itu U kebalik ya, karena ga ada di keyboard.
Semoga membantu terimakasih