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प्रश्न
If A, B, C are mutually exclusive and exhaustive events associated to a random experiment, then write the value of P (A) + P (B) + P (C).
उत्तर
\[\text{ A, B and C are mutually exclusive and exhaustive events } .\]
\[ \therefore P\left( A \right) + P\left( B \right) + P\left( C \right) = 1\]
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