P(A/B)=P(B)P(A∩B) and P(B/A)=P(A)P(A∩B).
Given these are equal: P(B)P(A∩B)=P(A)P(A∩B).
Assuming P(A∩B)=0, we get P(A)=P(B).
If A and B are events such that P(A/B) = P(B/A), then :
CUET UG 2023 — Mathematics Applied-Mathematics
2023mcqeasy
If A and B are events such that P(A/B)=P(B/A), then :
Official previous-year question
Held on 7 Jun 2023 · Verified 13 Jul 2026.
Options
- A
A=B
- B
A∩B=∅
- C
A⊂B but A=B
- D
P(A)=P(B)
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