x={jambu,apel,mangga,durian,sawo} y={apel,durian,anggur,jeruk,mangga} anggota dqri(XnYpangkat2)yaitu

apel sama manggaaaaaaa

X = {jambu, apel, mangga, durian, sawo}
Y = {apel, durian, anggur, jeruk, mangga}
S = {apel, anggur, durian, jambu, jeruk, mangga, sawo}

Y komplemen = {jambu, sawo}

Maka
X n Y komplemen = {jambu, apel, mangga, durian, sawo} n {jambu, sawo} = {jambu, sawo}

Jadi, jawabannya {jambu, sawo}