一道数学的选择题:若a,b为有理数,a<0,b>0,且/a/>/b/,那么a,b,-a,-b的大小关系是:A:b<-a<-b<a;B:a<-b<b<-a;C:b<-a<a<-b;D:-a<-b<b<a Ps:/a/=a的
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![一道数学的选择题:若a,b为有理数,a<0,b>0,且/a/>/b/,那么a,b,-a,-b的大小关系是:A:b<-a<-b<a;B:a<-b<b<-a;C:b<-a<a<-b;D:-a<-b<b<a Ps:/a/=a的](/uploads/image/z/4780369-1-9.jpg?t=%E4%B8%80%E9%81%93%E6%95%B0%E5%AD%A6%E7%9A%84%E9%80%89%E6%8B%A9%E9%A2%98%EF%BC%9A%E8%8B%A5a%2Cb%E4%B8%BA%E6%9C%89%E7%90%86%E6%95%B0%2Ca%EF%BC%9C0%2Cb%EF%BC%9E0%2C%E4%B8%94%2Fa%2F%EF%BC%9E%2Fb%2F%2C%E9%82%A3%E4%B9%88a%2Cb%2C-a%2C-b%E7%9A%84%E5%A4%A7%E5%B0%8F%E5%85%B3%E7%B3%BB%E6%98%AF%EF%BC%9AA%EF%BC%9Ab%EF%BC%9C-a%EF%BC%9C-b%EF%BC%9Ca%EF%BC%9BB%EF%BC%9Aa%EF%BC%9C-b%EF%BC%9Cb%EF%BC%9C-a%EF%BC%9BC%EF%BC%9Ab%EF%BC%9C-a%EF%BC%9Ca%EF%BC%9C-b%EF%BC%9BD%EF%BC%9A-a%EF%BC%9C-b%EF%BC%9Cb%EF%BC%9Ca+++++++++++++++++++++++++++++++++++++++++++++Ps%EF%BC%9A%2Fa%2F%3Da%E7%9A%84)
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