计算题
(1)![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dc4b7f9ae39e6c144ae0665f1d4e0b0.png)
(2)![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cc10fa6689c2a8af4b0fe746990eb6f5.png)
(3)![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d2f79ba32ff2e5c81a7fc70bcdb08255.png)
(4)
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dc4b7f9ae39e6c144ae0665f1d4e0b0.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cc10fa6689c2a8af4b0fe746990eb6f5.png)
(3)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d2f79ba32ff2e5c81a7fc70bcdb08255.png)
(4)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7e5399226cc3ea36054eb2a35df9302a.png)
更新时间:2017-11-21 21:03:33
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【推荐1】计算
(1)
;
(2)
;
(3)
;
(4)
;
(5)
;
(6)
.
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e29d5f74ffeeea2836e64d5e9e4695ee.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36eb6cf83d51759bbe8d3cc25ddff978.png)
(3)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9f8fff75bfe027bb85995529708acc15.png)
(4)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/54e93f8747eceb9a1a2e0729381011c0.png)
(5)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/56ae614ee7f23efdde6e60f5bb9347d9.png)
(6)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7a88e3ff4ec159b53d943c27be399c21.png)
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【推荐2】计算:
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dd94cac7267b669ee0526ac23c54708f.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9e38d8322ce3f4357844cb02abf2e7ad.png)
(3)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/864a26cc4946aa6d890a17c0dbb71343.png)
(4)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0d616fd8784d6402c1b19c1d727d8166.png)
(5)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/47d67a55e77518da76d3844237223a8e.png)
(6)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a7b03f077439c880ce0ad42c0e5531ca.png)
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【推荐1】阅读与思考
下面是小宇同学的数学小论文,请仔细阅读并完成相应的计算.
计算:
(1)
;
(2)
.
下面是小宇同学的数学小论文,请仔细阅读并完成相应的计算.
逆用乘法分配律解题 我们知道,乘法分配律是 ![]() ![]() ![]() ![]() ![]() ![]() ![]() |
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aeda5cb5aa20507fac84b5efde448026.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d202eb5e1ed78b9fc5c760e74c0db87b.png)
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【推荐1】已知1﹣
=
,
﹣
=
,
﹣
=
,
﹣
=
…根据这些等式求值:
.
![](https://img.xkw.com/dksih/QBM/2015/8/12/1573895125524480/1573895131963392/STEM/1901d0c3a8074951828aa8d7155ed1e1.png)
![](https://img.xkw.com/dksih/QBM/2015/8/12/1573895125524480/1573895131963392/STEM/1901d0c3a8074951828aa8d7155ed1e1.png)
![](https://img.xkw.com/dksih/QBM/2015/8/12/1573895125524480/1573895131963392/STEM/1901d0c3a8074951828aa8d7155ed1e1.png)
![](https://img.xkw.com/dksih/QBM/2015/8/12/1573895125524480/1573895131963392/STEM/ae1544ee3f58473ca32894f6fbb89e5a.png)
![](https://img.xkw.com/dksih/QBM/2015/8/12/1573895125524480/1573895131963392/STEM/88ec5102cb884b30ad402ff06e6d6c69.png)
![](https://img.xkw.com/dksih/QBM/2015/8/12/1573895125524480/1573895131963392/STEM/ae1544ee3f58473ca32894f6fbb89e5a.png)
![](https://img.xkw.com/dksih/QBM/2015/8/12/1573895125524480/1573895131963392/STEM/9c414474d43b4659b3b0547e169a7a17.png)
![](https://img.xkw.com/dksih/QBM/2015/8/12/1573895125524480/1573895131963392/STEM/5b0e04d754d246b2acd0d52d01e3f4f2.png)
![](https://img.xkw.com/dksih/QBM/2015/8/12/1573895125524480/1573895131963392/STEM/e77641f579ec4cb49cdbf539d2ada355.png)
![](https://img.xkw.com/dksih/QBM/2015/8/12/1573895125524480/1573895131963392/STEM/dbc8485e3d4a4950b31e334fb3e018eb.png)
![](https://img.xkw.com/dksih/QBM/2015/8/12/1573895125524480/1573895131963392/STEM/27c87ab662004380b36d9be9650087cc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/94a816f227d96bb35112b31b49e5c92a.png)
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【推荐1】计算:
(1)2+(﹣8)﹣(﹣5)
(2)(﹣1)2017+(1﹣0.5)×
﹣|2﹣(﹣3)2|
(1)2+(﹣8)﹣(﹣5)
(2)(﹣1)2017+(1﹣0.5)×
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4dac452fbb5ef6dd653e7fbbef639484.png)
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