名校
1 . 一般地,设函数
在区间
上连续,用分点
将区间
分成
个小区间,每个小区间长度为
,在每个小区间
上任取一点
,作和式
.如果
无限接近于
(亦即
)时,上述和式
无限趋近于常数
,那么称该常数
为函数
在区间
上的定积分,记为
.当
时,定积分
的几何意义表示由曲线
,两直线
与
轴所围成的曲边梯形的面积.如果
是区间
上的连续函数,并且
,那么
.
(1)求
;
(2)设函数
.
①若
恒成立,求实数
的取值范围;
②数列
满足
,利用定积分几何意义,证明:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d275fbb3ee5cd1177ca5a2ceecbbef0f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8ca6d68f1de3e70696f1d5d60affe6ef.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2779faf49c4c603fdb73ef6f03cc8d82.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8ca6d68f1de3e70696f1d5d60affe6ef.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6a24198bd04c29321ae5dc5a28fe421.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4e9909c1172f1e48d86dd38c8c9728a3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/78d74528a8974c188d81391d4f158c28.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3d3b6ed0cf8753da31759fcdec5e2f4b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e827229de8424d07fe1f5d4dfb8b0dd6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/32e39890697236d28d4c81e05c255fed.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c95b6be4554f03bf496092f1acdfbb89.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a107eb946e0fe41629c644b7628d5cba.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/08eb71ecf8d733b6932f4680874dbbf3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf231f8f86fb922df4ca0c87f044cec3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf231f8f86fb922df4ca0c87f044cec3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d275fbb3ee5cd1177ca5a2ceecbbef0f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8ca6d68f1de3e70696f1d5d60affe6ef.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8930c962e3b094e1ee2a99c8cc44cead.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/58196b9e63ec00aa1119052b6de6ae12.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/024c4cff71b59cd710d9e69618ed0428.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0afb80007983e5b99dcdeebf87d18ff4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/436ff3cf58de28b55f7605675a47d818.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d275fbb3ee5cd1177ca5a2ceecbbef0f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8ca6d68f1de3e70696f1d5d60affe6ef.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d4dd421af6cde8dad1ef435eb12cc45a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8d462ee178d59547f72567d59d8a6d8c.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1641f83d00194762e3e5332d2620aed9.png)
(2)设函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/df83a09286eae3c3d4c674065ce07bf8.png)
①若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a4f016825fcb10e4819eb3c8af9d5841.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
②数列
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/76aef4cdcb5af742ce28003b7b6c8c20.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/598da453256520641a243aba79e072d3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b7c9d14bfa527b5ba538cc3960e9396f.png)
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名校
解题方法
2 . 已知
是
(
为正奇数)被3除的余数,则
的值为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6c1f5c62554a40bb1604c735d9634367.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6a24198bd04c29321ae5dc5a28fe421.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ed630df67d1963da11fb6b8fe011e9e0.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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3 . 已知抛物线
:
,过抛物线焦点且垂直于y轴的直线与抛物线围成的图形面积为6,则p的值为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ee1ce8444ae41ee1a73450264ba53bd3.png)
A.1 | B.2 | C.3 | D.4 |
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4 . 设
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e2bf611971df56c8d366281b3a9f2675.png)
___________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/42ec05a1e3efd4f2f891a150d1bf23ed.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e2bf611971df56c8d366281b3a9f2675.png)
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2023-01-09更新
|
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5 .
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/30ea6fb77d36b668862aee74de716350.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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6 . 计算
的值是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c2562c930a6285eb3fcdd4f7b3f53649.png)
A.0 | B.![]() | C.2 | D.![]() |
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7 .
的值为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/95db709289269dbbdeb870a482eaab50.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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8 . 已知定义在
上的函数
满足
,
,则
等于( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4aa0df7f1e45f9de29e802c7f19a4f64.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1a053c31366873abc1740437cae8c321.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3845ea59423b1dbdc22f482e70994b03.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c7b596ae0da13b5c6dc3954fa6f52c07.png)
A.3 | B.6 |
C.9 | D.不确定 |
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解题方法
9 . 已知
,执行如图所示的程序框图,则输出
的值为( )
![](https://img.xkw.com/dksih/QBM/2021/5/2/2712320574767104/2730864929071104/STEM/97166a7a-a1c3-4e04-bc87-68d842f06ca2.png?resizew=251)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b4eb38b18708c5b4c95abaff0b17ea7a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf231f8f86fb922df4ca0c87f044cec3.png)
![](https://img.xkw.com/dksih/QBM/2021/5/2/2712320574767104/2730864929071104/STEM/97166a7a-a1c3-4e04-bc87-68d842f06ca2.png?resizew=251)
A.3 | B.![]() |
C.![]() | D.4 |
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贵州省毕节市2021届高三二模数学(理)试题(已下线)考点45 算法与程序框图-备战2022年高考数学(理)一轮复习考点微专题四川省成都市树德中学2021-2022学年高三上学期入学考试理科数学试题黑龙江省哈尔滨市第九中学校2021-2022学年高三上学期10月月考数学(理)试题(已下线)考点01算法初步-2022年高考数学(理)一轮复习小题多维练(全国通用)
10 .
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/caaddea4ed7acbfcf18c894609956b50.png)
A.9 | B.12 | C.21 | D.25 |
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