Question

S= {1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20}
A= {Bilangan prima pada S}
B= {Bilangan genap pada S}

Tentukan anggota A irisan B

Answer 1

A= 2, 3, 5, 7, 11, 13 , 17, 19
B= 2, 4, 6, 8, 10, 12, 14, 16, 18, 20
A irisan B= 2

Answer 2

S = {1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20}
A ={2,3,5,7,11,13,17,19}
B ={2,4,6,8,10,12,14,16,18,20}

A irisan B = {2}