[tex=1.714x1.357]bZ4KhrFbnCaidqbMGQZfww==[/tex] 为可导函数, [tex=4.857x1.429]PT4yaPc2ouU4mkW8PMzeuvk/NGy+u+Of2ZD7jJEG7YE=[/tex], 且 [tex=3.643x1.357]LxfMBL1ZVzoUHgsLKh+epg==[/tex], 又 [tex=6.929x1.5]Molp0dVJI3vp/U41QhGs5DaT5jisBTo3NtOpRE85LDY=[/tex], 则 [tex=2.929x1.357]5NS7BmOkDr0DVEkKK1KIvg==[/tex]
未知类型：{'options': ['[tex=3.143x1.143]qYTTjVMAOtSJFgkeaQCY8Q==[/tex]', '[tex=3.071x1.357]4Sst3PMx6IB7m0zOkE905w==[/tex]', '[tex=3.143x1.143]Gmka4BRi4ra6v+i9xJSFMQ==[/tex]', '[tex=3.071x1.357]TleHWw+zrWcCVlPedffPKA==[/tex]'], 'type': 102}
未知类型：{'options': ['[tex=3.143x1.143]qYTTjVMAOtSJFgkeaQCY8Q==[/tex]', '[tex=3.071x1.357]4Sst3PMx6IB7m0zOkE905w==[/tex]', '[tex=3.143x1.143]Gmka4BRi4ra6v+i9xJSFMQ==[/tex]', '[tex=3.071x1.357]TleHWw+zrWcCVlPedffPKA==[/tex]'], 'type': 102}
举一反三
- [tex=4.857x1.429]G/G8vZ5Twia9oTDYMOHHpMRwsRqeHAUru3pxEIoaEbM=[/tex]，[tex=1.857x1.357]QwcZRP/k6GQjt3RgosTUtg==[/tex]为可导函数，且[tex=3.071x1.357]dBTYUYsYfQxRQ4LxNLcoHg==[/tex]，[tex=6.929x1.5]Molp0dVJI3vp/U41QhGs5DaT5jisBTo3NtOpRE85LDY=[/tex]，则[tex=2.643x1.357]UMXvI/abmn6D7nF/eDpFeA==[/tex] 未知类型：{'options': ['[tex=3.143x1.143]qYTTjVMAOtSJFgkeaQCY8Q==[/tex]', '[tex=3.071x1.357]4Sst3PMx6IB7m0zOkE905w==[/tex]', '[tex=3.143x1.143]Gmka4BRi4ra6v+i9xJSFMQ==[/tex]', '[tex=3.071x1.357]TleHWw+zrWcCVlPedffPKA==[/tex]'], 'type': 102}
- 判断下列命题是否为真：（1）[tex=3.643x1.357]/5abqJjwKZ1qr+6hsVFF5EBvfq3ggOFNlHMClz0h9nk=[/tex]（2）[tex=2.929x1.357]rGJpyjIjJpbcoBTWxP0Jiw==[/tex]（3）[tex=4.5x1.357]2wycHMoqU83MyEp17iBils58bR7YLuCTI2G9NVAdlfY=[/tex]（4）[tex=5.214x1.357]CTz2gu+IIm1GgNmYMGaduCRtA41wnW4WqwRWwEhq6aA=[/tex]（5）[tex=4.857x1.357]1DcE2BMMOaZhTuxR/mjgsboXxfg5ET59Dp4I/jjEDuw=[/tex]（6）[tex=4.643x1.357]BSryrsQYOvTP2hTWRu6t4nAuJwlSs4L9jaq70EpB+Us=[/tex]（7）若[tex=6.0x1.357]y0IZLUnBO88nR8WBZYvd7QXv5S1OMINV5cQNzPyiyAc=[/tex]，则[tex=3.429x1.357]1brfPwTkVVIX4GfoMIUskA==[/tex]（8）若[tex=7.643x1.357]MhLfJXZnhbXiB0x3oNtFzThV4Y1mJxe1VYr7PkJE/T6hmTD3WWp+UxbNwvUQ6DHk[/tex]，则[tex=4.143x1.357]LZUA94ISo1po5HWsOVeBCjo0rMvj7uw3bGw5HiZenrI=[/tex]
- 下列方程中是一阶微分方程的是[input=type:blank,size:4][/input]. 未知类型：{'options': ['[tex=8.0x1.571]SnLzj4UlSfnGqNtEzxfZSuZwslGsWxsvP2Y+yf7H578Vefe1Ol/nJT135DjkdnSNNikL3arAj80BjvPHaHCDiA==[/tex]', '[tex=10.571x1.571]JR4yrHJRIZfJXwhFSObwrfajFnWUvXzM/YiA3M6aDKuVBZ8I+7v5iXTXdA3E6Rm4vOE2BCfPwFP2rmRygXKEUDk1qLsNDCJ2p8GEbfCSr2s=[/tex]', '[tex=5.643x1.357]m0sKckxx+jZ9iltApBtB23TBISIOx/g0judcsS+akNFZrUNCq3g+BIVQwGbQEh/C[/tex]', '$y^{(4)}+5 y^{\\prime}-\\cos x=0$'], 'type': 102}
- 6个顶点11条边的所有非同构的连通的简单非平面图有[tex=2.143x2.429]iP+B62/T05A6ZTM0eeaWiQ==[/tex]个，其中有[tex=2.143x2.429]ndZSw3zT0QTOVLVdoUto1Q==[/tex]个含子图[tex=1.786x1.286]J+vVZa2YaMpc6mJBbqVvWw==[/tex]，有[tex=2.143x2.429]lmhx48evnQMhi03NovPXig==[/tex]个含与[tex=1.214x1.214]kFXZ1uR8GjycbJx+Ts2kyQ==[/tex]同胚的子图。供选择的答案[tex=3.071x1.214]3KinXFh3SXhZ7nIe1y9KEV6aadxhhJWeEy6Dij1iObdMUZkY6ZA5J2dVVjPSuhEf[/tex]：(1) 1 ;(2) 2 ;(3) 3 ; (4) 4 ;(5) 5 ;(6) 6 ; (7) 7 ; (8) 8 。
- 某人对商品x的需求函数是[tex=5.214x1.214]0m6eBd5eyK0NjuxeKfwtIw==[/tex]，[tex=4.214x1.214]I717YsPbj8Rnym1v2XQ+sFNkUl7mqUsGwbjwjXmy2xc=[/tex]，这里[tex=0.571x1.0]Za328cIB4SeR7rrzY+MM5Q==[/tex]是[tex=0.571x0.786]ZSLOI4fiO1oAbVC5M8IVkA==[/tex]的价格。如果商品x 的价格是0.5元，那么他对商品x的需求价格弹性是 未知类型：{'options': ['-10', '- 1/5', '-1/10', '\xa0- 1/3'], 'type': 102}