Question

1. Let S and T be subsets of the universal set U. Use the Venn diagram on the right and the given data below to determine the number of elements in each basic region.

n(U)=25

n(S)=13

n(T)=14

n(SUT)=19

IV

Region I contains _____ elements

Region II contains _____ elements

Region III contains _____ elements

Region IV contains _____ elements

______________________________________________________________________________________________________

2. Let​ R, S, and T be subsets of the universal set U. Use the Venn diagram on the right and the given data below to determine the number of elements in each basic region.

Region I contains _____ elements

Region II contains _____ elements

Region III contains _____ elements

Region IV contains _____ elements

Region V contains _____ elements

Region VI contains _____ elements

Region VII contains _____ elements

Region VIII contains _____ elements

Answer 1

4. m (v)-5 m(S)13 n(T) =14 m (SUT) 19 Region r- Element秀吇 (u)n (SUT) 25-15 wold in Region n(s) = 13 - Ιση 6 Region 1 → 6 5

n(U) = 44 n(s) 18 nRAS) m (RAT) 6 36 44- 36 Region 오 스 CRn ー5 4-1

18-C 5) 18-12 - 18 16 Rasin V Region VIII (T) _ (Region VI t Region V 16 5+1+ 3) Rogin 6 6 5 Region →チ