將下列各數(shù)填在相應(yīng)的集合里.(4分

—3.8,—10,4.3,—∣—∣,42,0,—(—

整數(shù)集合:{                    },分?jǐn)?shù)集合:{                    },

正數(shù)集合:{                    },負(fù)數(shù)集合:{                    }.

 

【答案】

整數(shù)集合:{  —10, 42   ,0 … },分?jǐn)?shù)集合:{—3.8,4.3,—∣—∣,—(—)… },

正數(shù)集合:{ 4.3, 42  ,—(—)…},負(fù)數(shù)集合:{ —3.8,—10,—∣— ∣  … }.

【解析】略

 

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