函数[tex=3.143x1.357]SvkmdiaSCBne2lfTn9xiFw==[/tex]在点[tex=2.286x1.0]ii77lCTXExv3mnaX1dHV/A==[/tex]处取得极大值，则必有 未知类型：{'options': ['[tex=4.143x1.429]k5weWvhPtr/rc567JmOhZX/bNnmnAPE/i2UfW9dBVfgDCPncWH7qDQobP9cisqvY[/tex]', '[tex=4.786x1.429]79SmwT+8J9VTqKDgDEyFq6niG9YnFcwm8S6ceaqFjKy/JlK3ngdhV3tBQyQg75Ie[/tex]', '[tex=4.143x1.429]k5weWvhPtr/rc567JmOhZX/bNnmnAPE/i2UfW9dBVfgDCPncWH7qDQobP9cisqvY[/tex]且[tex=4.786x1.429]79SmwT+8J9VTqKDgDEyFq6niG9YnFcwm8S6ceaqFjKy/JlK3ngdhV3tBQyQg75Ie[/tex]', '[tex=4.143x1.429]k5weWvhPtr/rc567JmOhZX/bNnmnAPE/i2UfW9dBVfgDCPncWH7qDQobP9cisqvY[/tex]或不存在'], 'type': 102}

设函数 [tex=1.857x1.357]bZ4KhrFbnCaidqbMGQZfww==[/tex] 在点 [tex=0.929x1.0]ubbt8oa9v5UGWPp28wTf/Y5qtsbTgovGR+R+53Lg36o=[/tex] 处取到极大值，则（   ）. 未知类型：{'options': ['[tex=4.143x1.429]k5weWvhPtr/rc567JmOhZX/bNnmnAPE/i2UfW9dBVfgDCPncWH7qDQobP9cisqvY[/tex]', '[tex=4.786x1.429]79SmwT+8J9VTqKDgDEyFq6niG9YnFcwm8S6ceaqFjKy/JlK3ngdhV3tBQyQg75Ie[/tex]', '[tex=4.143x1.429]k5weWvhPtr/rc567JmOhZX/bNnmnAPE/i2UfW9dBVfgDCPncWH7qDQobP9cisqvY[/tex]\xa0且\xa0[tex=4.786x1.429]79SmwT+8J9VTqKDgDEyFq6niG9YnFcwm8S6ceaqFjKy/JlK3ngdhV3tBQyQg75Ie[/tex]', '[tex=4.143x1.429]k5weWvhPtr/rc567JmOhZX/bNnmnAPE/i2UfW9dBVfgDCPncWH7qDQobP9cisqvY[/tex]\xa0或不存在'], 'type': 102}

函数 [tex=3.143x1.357]SvkmdiaSCBne2lfTn9xiFw==[/tex] 在 [tex=2.286x1.0]ii77lCTXExv3mnaX1dHV/A==[/tex] 处取得极大值,则必有[input=type:blank,size:4][/input] 未知类型：{'options': ['[tex=4.143x1.429]k5weWvhPtr/rc567JmOhZX/bNnmnAPE/i2UfW9dBVfgDCPncWH7qDQobP9cisqvY[/tex]', '[tex=4.786x1.429]79SmwT+8J9VTqKDgDEyFq6niG9YnFcwm8S6ceaqFjKy/JlK3ngdhV3tBQyQg75Ie[/tex]', '[tex=4.143x1.429]k5weWvhPtr/rc567JmOhZX/bNnmnAPE/i2UfW9dBVfgDCPncWH7qDQobP9cisqvY[/tex]\xa0且\xa0[tex=4.786x1.429]79SmwT+8J9VTqKDgDEyFq6niG9YnFcwm8S6ceaqFjKy/JlK3ngdhV3tBQyQg75Ie[/tex]', '[tex=4.0x1.429]k5weWvhPtr/rc567JmOhZX/bNnmnAPE/i2UfW9dBVfgDCPncWH7qDQobP9cisqvY[/tex]\xa0或\xa0[tex=2.714x1.429]k5weWvhPtr/rc567JmOhZTOb+qRxhpRaBxgz+NpEnc8=[/tex]\xa0不存在'], 'type': 102}

[tex=4.143x1.429]k5weWvhPtr/rc567JmOhZX/bNnmnAPE/i2UfW9dBVfgDCPncWH7qDQobP9cisqvY[/tex] 是函数 [tex=1.857x1.357]bZ4KhrFbnCaidqbMGQZfww==[/tex] 在 [tex=0.929x1.0]mQGdf3XTfQx0Qped0rrM9g==[/tex] 处取得极值的 . A: 必要条件 B: 充分条件. C: 充分必要条件 D: 以上均不正确

[tex=4.143x1.429]k5weWvhPtr/rc567JmOhZX/bNnmnAPE/i2UfW9dBVfgDCPncWH7qDQobP9cisqvY[/tex] 是可导函数 [tex=1.857x1.357]bZ4KhrFbnCaidqbMGQZfww==[/tex] 在 [tex=0.929x1.0]mQGdf3XTfQx0Qped0rrM9g==[/tex] 处取得极值的. A: 必要条件 B: 充分条件 C: 充分必要条件 D: 无关条件

设[tex=3.143x1.357]SvkmdiaSCBne2lfTn9xiFw==[/tex]是方程[tex=6.5x1.357]rjzw0bBUODiY66l+Mq83xAf64datEg/15mgTfdMwoTTn/tBgxMIvltpzaoUBzHou[/tex]的一个解，若[tex=4.214x1.357]5s1Pyp2g/W5DyoDffIRFvIjwL9CmRr1XOgGenPUM+X0=[/tex]，且[tex=4.143x1.429]k5weWvhPtr/rc567JmOhZX/bNnmnAPE/i2UfW9dBVfgDCPncWH7qDQobP9cisqvY[/tex]，则函数[tex=1.857x1.357]bZ4KhrFbnCaidqbMGQZfww==[/tex]在点[tex=0.929x1.0]mQGdf3XTfQx0Qped0rrM9g==[/tex]（      ）. 未知类型：{'options': ['取得极大值.', '取得极小值.', '某个邻域内单调增加.', '某个邻域内单调减少.'], 'type': 102}

若[tex=2.357x1.357]5s1Pyp2g/W5DyoDffIRFvJb8dtW9qy/mmMOGrha2vV4=[/tex]是连续函数[tex=1.857x1.357]bZ4KhrFbnCaidqbMGQZfww==[/tex]在[tex=2.0x1.357]bXp5Vb63IyKXaWMS3BCP6w==[/tex]上的最小值，则 未知类型：{'options': ['[tex=2.214x1.357]5s1Pyp2g/W5DyoDffIRFvJb8dtW9qy/mmMOGrha2vV4=[/tex]一定是[tex=1.857x1.357]bZ4KhrFbnCaidqbMGQZfww==[/tex]的极小值', '[tex=4.143x1.429]k5weWvhPtr/rc567JmOhZX/bNnmnAPE/i2UfW9dBVfgDCPncWH7qDQobP9cisqvY[/tex]', '[tex=2.214x1.357]5s1Pyp2g/W5DyoDffIRFvJb8dtW9qy/mmMOGrha2vV4=[/tex]一定是区间端点的函数值', '[tex=1.0x1.286]5PBm7Rex1+3Bx6Y1vbx1pg==[/tex]或是极值点，或是区间端点'], 'type': 102}