设[tex=1.857x1.286]G6WxJ307HB2e1l7Qz3uNbQ==[/tex]和[tex=1.786x1.286]jg4bgzd+cKocBmeYxC3pQQ==[/tex]都在[tex=1.929x1.286]vPlUmwL8t1REs9r1XOy2kg==[/tex]上连续,在[tex=2.071x1.286]Q9EbYIIWqK0gqhJcCkS6lw==[/tex]内可导,[tex=4.929x1.286]Dl0gIyof8XEDmWYL1n1JtA==[/tex],且对所有[tex=3.857x1.286]xiJi7exny+S6OO8AToTvZJEy6s+q78Vh6oMiv4Z2CcE=[/tex]有[tex=5.5x1.286]2WRk5S3skabY8y+eAZX4bMCWoqnugRqu9hevAmLpNaVOJREWVg3eznJkSglGNBJB[/tex],证明[tex=4.714x1.286]+lkPvCFyneSzjv8itrp9ig==[/tex] .
举一反三
- 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 。
- 设[tex=1.857x1.286]G6WxJ307HB2e1l7Qz3uNbQ==[/tex]和[tex=1.786x1.286]jg4bgzd+cKocBmeYxC3pQQ==[/tex]在[tex=1.929x1.286]vPlUmwL8t1REs9r1XOy2kg==[/tex]上连续,且[tex=4.929x1.286]xsiaWGd9YFsP34fxRlwlxtn/EsqoCCFrQJ1D5ZG+agY=[/tex],[tex=4.714x1.286]7EnRp2L7gMyVlEGdnoQGDA==[/tex] . 试证:在[tex=2.071x1.286]Q9EbYIIWqK0gqhJcCkS6lw==[/tex]内至少存在一点[tex=0.5x1.286]m/VGGUpsnKNFGYXigdTc/A==[/tex],使[tex=4.714x1.286]Okp8F8aIebhimp44oHT1Eg==[/tex] .
- 设 [tex=1.857x1.286]G6WxJ307HB2e1l7Qz3uNbQ==[/tex], [tex=1.786x1.286]jg4bgzd+cKocBmeYxC3pQQ==[/tex] 都在[tex=1.929x1.286]vPlUmwL8t1REs9r1XOy2kg==[/tex]上连续, 且在 [tex=2.071x1.286]Q9EbYIIWqK0gqhJcCkS6lw==[/tex]内可微, 又对于[tex=2.071x1.286]Q9EbYIIWqK0gqhJcCkS6lw==[/tex] 内的 [tex=0.571x1.286]XubEW9+1+hkJqH7jXe5MrA==[/tex] 有 [tex=3.857x1.286]qn2AJfbmoLEE7Tl4Pd7PllGjDjTXiWMPwR865hJoScY=[/tex],则在[tex=2.071x1.286]Q9EbYIIWqK0gqhJcCkS6lw==[/tex] 内至少存在一点[tex=0.5x1.286]cFLrzlMvECfU5CTqcvierw==[/tex],使[tex=7.929x2.714]ao6sL/whefGaAsRSHCRhNiVXgLPr34z9bPcIDVLf6DMRHjGMXhoN6zhrAaTH3O84i7BBeG6R6i5gyw2pKK7+y/bCILss0MsxhUnAVzRFssI=[/tex]
- 设 [tex=1.857x1.286]G6WxJ307HB2e1l7Qz3uNbQ==[/tex], [tex=1.786x1.286]jg4bgzd+cKocBmeYxC3pQQ==[/tex]在 [tex=1.929x1.286]vPlUmwL8t1REs9r1XOy2kg==[/tex]上连续,[tex=4.929x1.286]PmqY3nDHoZJe2iOzfh6WXQ==[/tex], [tex=4.714x1.286]+lkPvCFyneSzjv8itrp9ig==[/tex]。试证至少存在一点 [tex=3.786x1.286]SbN3kpDDnb/P3zq8kyuo+NJnVohO3ICcnzxPaGrEl7c=[/tex],使 [tex=4.786x1.286]OwtqLrSBx72aVGQ7lx10gLW2Ws9jwh77BXXQLu7logo=[/tex]。
- set1 = {x for x in range(10)} print(set1) 以上代码的运行结果为? A: {0, 1, 2, 3, 4, 5, 6, 7, 8, 9} B: {0, 1, 2, 3, 4, 5, 6, 7, 8, 9,10} C: {1, 2, 3, 4, 5, 6, 7, 8, 9} D: {1, 2, 3, 4, 5, 6, 7, 8, 9,10}