willleverett4514 willleverett4514
  • 11-09-2017
  • Mathematics
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For general a and b, what does this imply about the relationship among p(a ∩ b), p(a) and p(a ∪ b)?

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ghanami
ghanami ghanami
  • 11-09-2017
hello : 
p(a ∪ b) = p(a) +p(b) - p(a ∩ b)
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