bantu aku jawab yg soal no.2 itu yaa

2. Y= {7,9,11,13,17,19,}
Himpunan bagiannya :
a. 2 anggota = {7,9} {7,11} {7,13} {7,17} {7,19} {9,11} {9,13} {9,17} {9,19} {11,13} {11,17} {11,19} {13,17} {13,19} {17,19}
b. 3 anggota = {7,9,11} {7,9,13} {7,9,17} {7,9,19} {7,11,13} {7,11,17} {7,11,19} {7,13,17} {7,13,19} {7,17,19}
c. 4 anggota = {7,9,11,13} {7,9,13,17} {7,9,13,19} {7,11,13,17} {7,11,17,19} {9,11,13,17} {9,11,17,19} {11,13,17,19}

maaf kalau salah, semoga bermanfaat