Question

Minta tolong no.10 + cara please...thx

Answer 1

V={2,3,5,7,11,13,17,19}
W={1,3,5,7,9,11,13,15,17,19}
VUW={1,2,3,5,7,9,11,13,15,17,19}
n(VUW)= 11

Tapi kok ga ada jawabannya ya ?
Setahu aku ya gitu jawabannya