tolong kerjain yaaa

a. komplemen P: {7,8,9,10,11,12,13,14}
b. komplemen Q: {1,2,3,4,10,11,12,13,14}
c. komplemen (P irisan Q): {1,2,3,4,7,8,9,10,11,12,13,14}
d. komplemen (P gabungan Q): {10,11,12,13,14}