railway RRB Technician Grade 1 Mock Test 2024 Mathematics Probability Probability of Random Experiments
If three events A, B, C are mutually exclusive, then which one of the following is correct?
1
P (A ∪ B ∪ C) = 0
2
P (A ∪ B ∪ C) = 1
3
P (A ∩ B ∩ C) = 0
4
P (A ∩ B ∩ C) = 1