Sagot :
Answer:
22. C U D={3, 6, 9, 12, 15, 18, 20, 21, 24}
27. B n D= 4
34. C- D ={3, 9, 15, 21}
39 D' = { 1,2,3,4,5,7,8,9,10,11,13,14,15,16,17,19,20,21,22,23}
40. ( D n B)'={
Answer:
22. C U D={3, 6, 9, 12, 15, 18, 20, 21, 24}
27. B n D= 4
34. C- D ={3, 9, 15, 21}
39 D' = { 1,2,3,4,5,7,8,9,10,11,13,14,15,16,17,19,20,21,22,23}
40. ( D n B)'={