>
数学
>
|
1
1001
-
1
1000
|+|
1
1002
-
1
1001
|-|
1
1002
-
1
1000
|
= ___ .
人气:231 ℃ 时间:2019-08-21 00:06:34
解答
原式=-(
1
1001
-
1
1000
)-(
1
1002
-
1
1001
)-[-(
1
1002
-
1
1000
)]
=-
1
1001
+
1
1000
-
1
1002
+
1
1001
+
1
1002
-
1
1000
=0,
故答案为0.
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