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Statement 1: if A={2,4,6,},B{1,5,3}w h e...

Statement 1: if `A={2,4,6,},B{1,5,3}w h e r eAa n dB` are the events of numbers occurring on a dice, then `P(A)+P(B)=1.` Statement 2: `A_1, A_2, A_3, A_n` are all mutually exclusive events, then `P(A_1)+P(A_2)++P(A_n)=1.`

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