名校
解题方法
1 . 如图所示,
是水平放置的
的直观图,
轴,
轴,
,
,则
中,
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b8ee6e1d480ece7117e1f87ebf4bbeea.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eca19f1bef6f4df428aabbc568e2144d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b189b446ba0d0b6c5a42186657bdb91d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/edde249778f2496c94ffa0ec13300b3c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6cd7a4b6a4e3c1e9d2ed50c114b6293c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ae248960d8c1677cf948f8251275e863.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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2 . 已知函数
.
(1)求
的单调递增区间;
(2)求
在区间
上的最小值及此时x的取值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d9a528178d3a826d4587874743178bae.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0e4b97703638756a4051a3dd0cdcf5a6.png)
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3 . 若一个圆锥的母线长为
,且底面面积为
,则此圆锥的高为___________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/38387ba1cadfd3dfc4dea4ca9f613cea.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/20b3a91ccf6028608cd03df7072f6536.png)
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4 . 化简
的结果是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/95f1806b005ac3ded4041e4809090f22.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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5 . 如图,一个水平放置的平面图形
的斜二测直观图是平行四边形
,且
,
,
,则平面图形
的面积为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3241d7fedd89d85711acd7a2635298af.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/352529b508315e10a9a078898c2ae8f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f8ab25321f41bc348d88ce366ce3c997.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b3f67f17728f909cbaa4c6f2533c7888.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/61896e49d092197e53f8cfff4c1ddb6f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3241d7fedd89d85711acd7a2635298af.png)
A.16 | B.8 | C.4 | D.2 |
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6 . 某物体的运动路程s(单位:m)与时间t(单位:s)的关系可用函数
表示,则该物体在
时的瞬时速度为______ m/s.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/930e83324f2039d4d4d57ec0a4de6550.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/42a585d18cafc764ef0dc144feedce19.png)
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解题方法
7 . 若
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ad5a543ff163fc1fbb0ba37b26f10752.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e74be0e395883f9cb867b4ab11e21080.png)
A.1 | B.![]() | C.![]() | D.![]() |
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解题方法
8 .
则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aeb89ca636222ded75915c3aa906759f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/59537322e71c7db18212e1e8c6a0d1e8.png)
A.41 | B.40 | C.![]() | D.![]() |
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解题方法
9 . 已知
,其中
,
,
,…,
,若第二项与第三项的二项式系数之比是
;
(1)求n的值;
(2)求
(可用指数形式作答);
(3)若
,求该二项式的值被8除的余数.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf67a9f659f660559ac89578ff3f0f1e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f35f7dcce39f3d4dc6b7faf84dc1d0a1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e72adb45c60c2f63b46e65ff787302bf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3e88093a749c0d46e0ee931ecfaff925.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b7804712b46d10bde222469b87280bdd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fa9c934d84feba963335cc7edf01610e.png)
(1)求n的值;
(2)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/831ed34d8c6d99fdd0b94688ef03bfcb.png)
(3)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a089c207e39a24d0d82aa853ac2bbb8c.png)
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解题方法
10 . 已知
三点共线,则
的值为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6848fa9cedd25a39ccb213d6a8e05da9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
A.![]() | B.5 | C.![]() | D.3 |
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