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JEE Advanced Mathematics question

MathematicsProbabilityJEE Advanced

If A and B are two events such that and then

Answer: (A),(C)

Solution

, with and . Therefore

Missing argument for \frac\frac34+Missing argument for \frac\frac18 P(A)+P(B)1+Missing argument for \frac\frac38 ⇒ Missing argument for \frac\frac78 P(A)+P(B).

So (a) and (c) are

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Question ID VK-109787