Answers

  • Brainly User
2015-05-25T09:07:13+05:30
Answer: -
      
n(S) = 21 n(T) = 32
S ∩ T =11
S ∪ T = ?

we know that ,
    
S ∪ T = n(S) + n(T) - S ∩ T Substituting the values ,we get
      
S ∪ T = n(S) + n(T) - S ∩ T                 =21 + 32 - 11 = 53 - 11 = 42

Hope this helps You!!!






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