题目内容

把下列各数填在相应的横线上.

,-,0.5,2π,3.14159265,-|-|,1.3030030003…(每相邻两个3之间依次多一个0).

(1)有理数:______________________________________________________;

(2)无理数:_________________________________________________________;

(3)正实数:__________________________________________________________;

(4)负实数:__________________________________________________________.

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