A、<ruby>A<rp>(</rp><rt style="font-size:7px;layout-grid-mode:line">_</rt><rp>)</rp></ruby>∩<ruby>B<rp>(</rp><rt style="font-size:7px;layout-grid-mode:line">_</rt><rp>)</rp></ruby>=∅
B、<ruby>A<rp>(</rp><rt style="font-size:7px;layout-grid-mode:line">_</rt><rp>)</rp></ruby>∩<ruby>B<rp>(</rp><rt style="font-size:7px;layout-grid-mode:line">_</rt><rp>)</rp></ruby>≠∅
C、P(A)P(B)=0
D、P(A-B)=P(A)
A、<ruby>A<rp>(</rp><rt style="font-size:8px;layout-grid-mode:line">_</rt><rp>)</rp></ruby>∩<ruby>B<rp>(</rp><rt style="font-size:8px;layout-grid-mode:line">_</rt><rp>)</rp></ruby>=∅
B、<ruby>A<rp>(</rp><rt style="font-size:8px;layout-grid-mode:line">_</rt><rp>)</rp></ruby>∩<ruby>B<rp>(</rp><rt style="font-size:8px;layout-grid-mode:line">_</rt><rp>)</rp></ruby>≠∅
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试题解析
若P(AB)=0,则P(A-B)=P(A)-P(AB)=P(A)。