JEE Main · MathematicsMedium
Two events and have probabilities and . If , what is the probability of ?
- A.
- B.
- C.
- D.
Show correct answer & step-by-step solution
Correct answer: B —
Solution
- The inclusion-exclusion principle states .
- Substitute the given values: .
- Solve for : .
- Hence the answer is (B).
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