将函数
的图象向左平移
个单位长度得到函数
的图象,若
使得
,且
的最小值为
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/46626b75bd7bc420bf32b66e3253b40b.png)
_________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/25964d0e2f40b899620aac77d71caa1a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/242e20d6e0860c6b4db31a4101913587.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/be1ce3f01e2b6364f9a9fdaf197d5e29.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8ce7ae90d808f05e86ea063238e4b2f9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/66d33ac615c0f224b72a3dfc3cc45b40.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bc6abf3f9b0ebcdc47a028c781b7edb9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0cdaf49f9611922348aa2784465da614.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/46626b75bd7bc420bf32b66e3253b40b.png)
更新时间:2022-04-01 09:30:17
|
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填空题-双空题
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适中
(0.65)
解题方法
【推荐1】设函数
,则函数
的最小正周期为____ ;若对于任意
,都有
成立,则实数
的最小值为____ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e3e43f42322b0ccc58ca9bd185e6b926.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/24a57996290794e082b21d8f1dfc322a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c80315917e7f564864105cd4c7e95fb0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
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填空题-单空题
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适中
(0.65)
【推荐2】将函数
的图象向右平移
个单位后得到函数
的图象,若对满足
的
,
,有
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d04366a137ce165dc18bf929d014a294.png)
________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1ca96e340b1b7692256029b79a84956d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f025bb0112c19870e3e5d489ec03fcdb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4669810732b633b60dbeaf0bf57204f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ec81fd3853b7e589a7cbc864d317b76a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c814128ea2139e33db94ea590e7c2223.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aec19b68e3add9d5bfcc6269a1855b87.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6adafa11aaace0f16040c321c3dcc613.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d04366a137ce165dc18bf929d014a294.png)
您最近一年使用:0次
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适中
(0.65)
【推荐3】已知函数
,
,则下列结论中正确的是______ ,
①若
,则将
图象向左平移
个单位长度后得到的图象关于原点对称
②若
,且
的最小值为
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c05a467ddaa138590b3b56615c2c42a5.png)
③若
在
上单调递增,则
的取值范围为![](https://staticzujuan.xkw.com/quesimg/Upload/formula/788273681f22dd4f097e90c5de1821e5.png)
④当
时,
在
有且只有3个零点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b8ed048fa96b66a6133dbb06569a5724.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a4456675a5dbe545462a22cef9aca8fe.png)
①若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c05a467ddaa138590b3b56615c2c42a5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/037fb348109dc2063a268b10eb925a57.png)
②若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1b1648e2759dabb2d966e5ebc3c46d8e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bc6abf3f9b0ebcdc47a028c781b7edb9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d49f8a63ddbca52039fa9ab44cda6b29.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c05a467ddaa138590b3b56615c2c42a5.png)
③若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/291c6c37ce441a8ed77c8e3953e8fe1f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/074c228ffc7b1e306f8410afe7bc4b5c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/788273681f22dd4f097e90c5de1821e5.png)
④当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c404ebac6d321a29190c57b1c9c55ce4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1613d377a07850c72cbec354b7a3000f.png)
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|
适中
(0.65)
名校
【推荐1】已知函数
(
,
)的图象与
轴的交点为
,且在区间
上有且仅有一个零点,则
的取值范围是______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/58dd812100d062b9e93dc8553ceadbe5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a4456675a5dbe545462a22cef9aca8fe.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/580b2154a6c6a290b7a94fbc95bfbed6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d053b14c8588eee2acbbe44fc37a6886.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3f56c293f834c993b5732c36359431eb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/14380dda2463527cf63f9f9acf5e32a1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/074c228ffc7b1e306f8410afe7bc4b5c.png)
您最近一年使用:0次
填空题-单空题
|
适中
(0.65)
解题方法
【推荐2】已知函数
,其图象的对称轴与对称中心之间的最小距离为
,
是函数
的一个极小值点.若把函数
的图象向右平移
个单位长度后,所得函数的图象关于点
对称,则实数
的最小值为___________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/71e94b66bb92b07e6069b241ddecc9cf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/af9955b5aebb73cd84447e8541f901ac.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6f51280a3aee771944255bc564bc7613.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ecf4b43b6792b9ae78a1c8cae4e60524.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eaa0082eaec44556e43a4a987c8e01e2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36a1b09c653185842513e24ebba60bb3.png)
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