+3,-4又1\3,-(+1.9),3.1415 15循环,0,-1998,+123正数集合,负数集合,整数集合,分数集合?
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![+3,-4又1\3,-(+1.9),3.1415 15循环,0,-1998,+123正数集合,负数集合,整数集合,分数集合?](/uploads/image/z/750658-58-8.jpg?t=%2B3%2C-4%E5%8F%881%5C3%2C-%EF%BC%88%2B1.9%EF%BC%89%2C3.1415+15%E5%BE%AA%E7%8E%AF%2C0%2C-1998%2C%2B123%E6%AD%A3%E6%95%B0%E9%9B%86%E5%90%88%2C%E8%B4%9F%E6%95%B0%E9%9B%86%E5%90%88%2C%E6%95%B4%E6%95%B0%E9%9B%86%E5%90%88%2C%E5%88%86%E6%95%B0%E9%9B%86%E5%90%88%3F)
+3,-4又1\3,-(+1.9),3.1415 15循环,0,-1998,+123正数集合,负数集合,整数集合,分数集合?
+3,-4又1\3,-(+1.9),3.1415 15循环,0,-1998,+123正数集合,负数集合,整数集合,分数集合?
+3,-4又1\3,-(+1.9),3.1415 15循环,0,-1998,+123正数集合,负数集合,整数集合,分数集合?
正数集合:+3,3.1415循环,+123
负数集合:-4又1\3,-(+1.9),-1998
整数集合:+3,-1998,+123,0
分数集合:-4又1/3,-(+1.9),-1998,3.141515循环