यदि E तथा F ऐसी घटनाएँ है कि P( E)=(1)/(...

यदि E तथा F ऐसी घटनाएँ है कि `P( E)=(1)/(2),P( E nn F) = (3)/(5)` तथा `P(F) = x, x` का मान ज्ञात कीजिए | यदि
(i) घटनाएँ परस्पर अपवर्जी है, (ii) घटनाएँ परस्पर स्वतंत्र है |

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