A,B,C എന്നിവ പരസ്പര കേവല സംഭവങ്ങൾ ആയാൽ A അല്ലെങ്കിൽ B അല്ലെങ്കിൽ C എന്ന സംഭവത്തിന്റെ സാധ്യത A∪B∪C=?
AP(A)- P(B) + P(C)
BP(A) + P(B) + P(C)
CP(A) - P(B) - P(C)
DP(A) - P(B) + P(C)
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