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-- Mathematics - Section B1
Probability
If A and B are arbitrary events, then
$P(A ∩ B) ≥ P(A) + P(B)$
$P(A ∪ B) ≤ P(A) + P(B)$
$P(A ∩ B) = P(A) + P(B)$
none of these
We have,
$P(A ∪ B) =P(A) +P(B) - P(A ∩ B)$
$ ⇒ P(A ∪ B) ≤ P(A) +P(B)$