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单选题 关于函数
的说法正确的是( )
A. 极大值是
B. 极小值是
D. 单调递减区间是
学科：默认课程
时间：2025-12-03 08:19:12
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题目1单选题
函数<img src="https://tihai-oss-cloud.itihey.com/img/e1c61af92d4cc25d16a2a462a011990f.webp">的极大值点是( )A. x=0B. x=1C. x=2D. 不存在
题目2单选题
设<img src="https://tihai-oss-cloud.itihey.com/img/0f05edaf639bd65036bc26edc4f45d06.webp">,则<img src="https://tihai-oss-cloud.itihey.com/img/804aa083dcb0fd51b745f95291aa2715.webp">( )A. 在<img src="https://tihai-oss-cloud.itihey.com/img/1a7f095808d59fe5072eea2fed15a53f.webp">内单调减少B. 在<img src="https://tihai-oss-cloud.itihey.com/img/2b4cbbd14916430ba222b280d1ccab92.webp">内单调减少C. 在<img src="https://tihai-oss-cloud.itihey.com/img/8584d2126ab863e045283ab374733281.webp">内单调减少D. 在<img src="https://tihai-oss-cloud.itihey.com/img/ed3a32a5dd9af1e303a526589b225c42.webp">内单调增加
题目3单选题
函数<img src="https://tihai-oss-cloud.itihey.com/img/507e7b2a1c7626bccddf39731d528bc3.webp">的单调递减区间是( )A. <img src="https://tihai-oss-cloud.itihey.com/img/c97a16628cebcd63a22789846d1c0ea8.webp">B. <img src="https://tihai-oss-cloud.itihey.com/img/ef165fcac0bd3384d4d345ae8abd2fd1.webp">C. <img src="https://tihai-oss-cloud.itihey.com/img/48dfd3f82f4796400b9fbf01bb854fe3.webp">D. <img src="https://tihai-oss-cloud.itihey.com/img/7965957db0afedfa1ed2a8810813aaa8.webp">
题目4单选题
关于函数<img src="https://tihai-oss-cloud.itihey.com/img/150e70a225546925bf2235b0ccacdd91.webp">的说法正确的是( )A. 极大值是<img src="https://tihai-oss-cloud.itihey.com/img/3e280b081961ea33e7c1987ce28f525f.webp">B. 极小值是<img src="https://tihai-oss-cloud.itihey.com/img/3efc588a7c9ec7fed8cae824f00be2a0.webp">C. 极大值是2D. 单调递减区间是<img src="https://tihai-oss-cloud.itihey.com/img/4658bf579fbbe592ac32f6482a00d66a.webp">
题目5单选题
设函数<img src="https://tihai-oss-cloud.itihey.com/img/e516ad14ae4f3f97aafe044ae8617717.webp">,则下列说法正确的是( )A. <img src="https://tihai-oss-cloud.itihey.com/img/804aa083dcb0fd51b745f95291aa2715.webp">在区间<img src="https://tihai-oss-cloud.itihey.com/img/22c32faf9f890e5917638d7dd97fc3b6.webp">上递增B. <img src="https://tihai-oss-cloud.itihey.com/img/f546eeb60420a63148c2103d0e0a503d.webp">在区间<img src="https://tihai-oss-cloud.itihey.com/img/8584d2126ab863e045283ab374733281.webp">上递减C. <img src="https://tihai-oss-cloud.itihey.com/img/f546eeb60420a63148c2103d0e0a503d.webp">在<img src="https://tihai-oss-cloud.itihey.com/img/02600db463e3eb5201f6e6326ad8f2bc.webp">处取到极小值D. <img src="https://tihai-oss-cloud.itihey.com/img/f546eeb60420a63148c2103d0e0a503d.webp">在<img src="https://tihai-oss-cloud.itihey.com/img/c3eafaa79c63223209d4f27794d12119.webp">处取到极大值
题目6单选题
设<img src="https://tihai-oss-cloud.itihey.com/img/2e494542ceea2e5c4d298299472b2b58.webp">,则<img src="https://tihai-oss-cloud.itihey.com/img/7c5b49c0c0b9f5e37be03a62eaf57b6b.webp">为<img src="https://tihai-oss-cloud.itihey.com/img/804aa083dcb0fd51b745f95291aa2715.webp">在<img src="https://tihai-oss-cloud.itihey.com/img/c24b6bd3e1090a1508e9ecd98b8be526.webp">上的( )A. 极小值点,但不是最小值点B. 极小值点,也是最小值点C. 极大值点,但不是最大值点D. 极大值点,也是最大值点
题目7单选题
函数<img src="https://tihai-oss-cloud.itihey.com/img/344284873a25399af10cfcc257cda407.webp">在区间<img src="https://tihai-oss-cloud.itihey.com/img/ad03c5bbb6a687855df58df46980e8db.webp">上( )A. 有极小值<img src="https://tihai-oss-cloud.itihey.com/img/42d0c2772c7e3db6fa0f3c02b7942082.webp">B. 最小值<img src="https://tihai-oss-cloud.itihey.com/img/9188997e38c9dfb91e102777abd64b53.webp">C. 极大值<img src="https://tihai-oss-cloud.itihey.com/img/9188997e38c9dfb91e102777abd64b53.webp">D. 最大值<img src="https://tihai-oss-cloud.itihey.com/img/9188997e38c9dfb91e102777abd64b53.webp">
题目8单选题
对函数<img src="https://tihai-oss-cloud.itihey.com/img/7a5ad84b2991e5c343fed3f51eab6a95.webp">的说法错误的是( )A. 在<img src="https://tihai-oss-cloud.itihey.com/img/22c32faf9f890e5917638d7dd97fc3b6.webp">上单调增加B. 有极大值0C. 在<img src="https://tihai-oss-cloud.itihey.com/img/02600db463e3eb5201f6e6326ad8f2bc.webp">不可导D. 没有极大值
题目9单选题
已知函数<img src="https://tihai-oss-cloud.itihey.com/img/0db5445f5eac1d3cba640cff6e7780f0.webp">在<img src="https://tihai-oss-cloud.itihey.com/img/5c32f3b20485157f5b45974e656d0d1d.webp">处取得极值,则<img src="https://tihai-oss-cloud.itihey.com/img/edc4c60f30d21535cf5e370e9ec9b39c.webp">( )A. 2B. <img src="https://tihai-oss-cloud.itihey.com/img/3e280b081961ea33e7c1987ce28f525f.webp">C. <img src="https://tihai-oss-cloud.itihey.com/img/e7b2b801e446b6aece5dcd4b1d5a0413.webp">D. <img src="https://tihai-oss-cloud.itihey.com/img/b4735984c05740b750782915077b4997.webp">
题目10单选题
已知函数<img src="https://tihai-oss-cloud.itihey.com/img/e1850a7d2bcab8e21f7c48b4bf1fec4e.webp">,则下列说法正确的是( )A. 在<img src="https://tihai-oss-cloud.itihey.com/img/02600db463e3eb5201f6e6326ad8f2bc.webp">处取得极大值B. 在<img src="https://tihai-oss-cloud.itihey.com/img/7c5b49c0c0b9f5e37be03a62eaf57b6b.webp">处取得极大值C. 在<img src="https://tihai-oss-cloud.itihey.com/img/f60afe22665ad8addd7c1ae77e8be971.webp">处取得极大值D. 在<img src="https://tihai-oss-cloud.itihey.com/img/eb34f535ccf1ce9842541eea828a19c4.webp">处取得极大值
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