已知函数
.
(1)若
,求
的值;
(2)设△
三内角
所对边分别为
且
,求
在
上的值域.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/867e3f4f3853020637e3e3b8f7c7191f.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/af00bac68bd19ff3fc58100b26863e95.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/578853e3cd49b1a7c80ab6d1e507ba22.png)
(2)设△
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7bef5239ddbb0972700ce01daf9ee7cf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/24e0c10fb103930eabd5fa18e8f9bb06.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7132c2d8b2ff504e6c2ba36c4f6dcfaf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9408cc743e7c14e6064e006440b7bc00.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6f720f38ba2ea5b0b03f2ec9432ef478.png)
2012·山东烟台·模拟预测 查看更多[2]
更新时间:2016-12-01 19:38:01
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解答题-计算题
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适中
(0.65)
解题方法
【推荐1】求值:
(1)
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(2)已知钝角
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(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a165e6ada36f8e7a22ff48e7519e8ac8.png)
(2)已知钝角
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c25088a90764bd5a984adea897dbbbbe.png)
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解答题-计算题
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适中
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名校
解题方法
【推荐2】化简:(1)
(2)设
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3981b4c3c3ba848e0bebc9ffb6d204a9.png)
(2)设
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/56da2c7b8e1ed0c7b59c42035b3dbeed.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a97075e003ad99d77b3f7d8f86bad203.png)
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【推荐1】已知向量
,设函数
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(1)求函数
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(2)把函数
的图象向左平移![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6581916f5a65edfea257c804efee007e.png)
个单位,所得到的图象对应的函数为奇函数,求
的最小值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/33503abda00b4df7b03ecdb1e89c73c6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/740710b92f3f3af8f447d1a12799ef81.png)
(1)求函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3ce485410257c9c1fae9d87ce3e44cc8.png)
(2)把函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6581916f5a65edfea257c804efee007e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a7068b5bdca8d8a01c313287420dfd83.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6581916f5a65edfea257c804efee007e.png)
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【推荐2】记锐角
的内角
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/24e0c10fb103930eabd5fa18e8f9bb06.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/76f0649064a085fb74c997fb507a9b6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/860884c0017c8bceb5b0edff796c144f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d2bea3227e0c4152d5f60bbff4086275.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
(2)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2dfa04ed69eb5e36931c076e0cf3f01e.png)
您最近一年使用:0次
解答题-问答题
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适中
(0.65)
【推荐3】已知函数
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(2)若将函数
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(3)设函数
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a09709be34f8ec61dba9aea71149cc9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d275fbb3ee5cd1177ca5a2ceecbbef0f.png)
(2)若将函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d275fbb3ee5cd1177ca5a2ceecbbef0f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f89eef3148f2d4d09379767b4af69132.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5ddb848454c0d1db397d27ad16d507f2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/028517e8bebe634441e0a5c79828e88a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6581916f5a65edfea257c804efee007e.png)
(3)设函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4b9cf80407bbaf955109a11727662588.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fceba54c042e227b842c8f85628267c6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8ce7ae90d808f05e86ea063238e4b2f9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ea5e87a1fe42c645a89b995c20c69319.png)
您最近一年使用:0次
解答题-问答题
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适中
(0.65)
名校
解题方法
【推荐1】
的内角A,B,C的对边分别为a,b,c,已知
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(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/413f9851aad373d782ae62b308f1de85.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
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适中
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名校
【推荐2】在
中,角
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/24e0c10fb103930eabd5fa18e8f9bb06.png)
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/21904bb67eee3f0f96ac332a24e43607.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f8120119749d4bc28067e73fca7d46cd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
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