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设命题p:(x、y∈R),命题q:x2+y2≤r2(x、y、r∈R,r>0),若命题q是命题的充分非必要条件,则r的最大值为________.
设命题p:(x,yR),命题q:x2+y2≤r2(x,y,rR,r>0),
若命题q是命题的充分非必要条件,则r的取值范围是________.