设X~B(2,p),Y~B(3,p)若P(X>1)=5/9,则P(X>1)=
if(a<b)
if(c<d) x=1;
else
if(a<c)
if(b<d) x=2;
else x=3;
else x=6;
else x=7;
免费的网站请分享给朋友吧