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If the events A and B are mutually exclu...

If the events A and B are mutually exclusive events such that P(A) = `(3x + 1)/(3)` and P(B) = `(1 - x)/(4)`, then the set of possible real values of x lies in the interval

A

`(-1/4,1/4)`

B

`(11, - 3/4)`

C

`(- 3/4, -1/2)`

D

`(0, 1/4)`

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