证[tex=30.071x7.5]TIwZYBkNsy31H1RNd/OloDECkeAzgs0EeW19ks4QYHvaF7H1X3jDG55cHtLQnokhhCRAx8RVViBhGpQbMvUUPWiWj33Atfzrg3MIWqNC2tHAgFENAhaoGWIYmu7PPw7uZ99LFCzIw/YiJBi1clzY0OtV6bMx56QoivzAoC1Z5OY6Yc7w/Aik1cAFB5i/aVvBLe0YdNH1Bz82aRtwAOZvjJpA9YEsQI0MZncJ+dm16poBGD8LmlTuzVuNL7cHawfkIiPMmzmEzq5KUJr989fyLbazClv+u5L2COGkVlOAT/IdrlxURz90kD/foyQ20v3at3hrVAUrhC58niRb5FEMXSwb0xZySWxi55Eym/CDC/cXGMn+RnSQlj+3jtWBT1dJYVYKEIsxWxZueYcuwPmXLoycnt9mDZZy45rcK429FJIsB4cF2xNt0Vc0sM2H6b6ZWj1a1bwX8KJDAGHYOdsArfRDwAxTzPehZaC41uuJdeU/a8RHNSW3eyER+A9Rv8UEL1lGmOAF7qYMyg0NGcvAa5sLEemd87iYBIRWPyCZM/0=[/tex]

2022-06-06

证[tex=30.071x7.5]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[/tex]

答案：

证明：左边[tex=23.143x7.5]RLERavFBKV+UvNaBKVve2mT1AiGxHif4CmSvuWT8F4i5i/ulnj5qL27R1fopV2RF2IsEJIic8GOMqnsPFWVy7nBhrJcaAPj6Le4MwQcKfv0Uwf6DPMQ6qxt/uugRnm6VosvI5QY+xqBbIdgGzPgR2OOOFf0AJ9YLuqZwzDfGklmcw7qHlIKvfIrIXvNDXneJeJzRKzZQU4g48SnWCeZa1UQpfhTNBchnuYAg44oSuch09UxYM5FTEqCAX7UacbRPazNeVfI92iQzCG8NaRB7Y0ICG0KR5j9+FCuhbJPmBM1hI9+PzspE3i1v80H9m7CP0dxkJn+6VTNJw6EURSxn91kaYztkm2wHvBEkMM/u63lmq3kGEXHSfk1UTp1VjAR4[/tex][tex=10.786x1.357]RLERavFBKV+UvNaBKVve2qhFkHAtz9KOapLw40iypyyU7FnYYtBHo6vJjRjtwjJqSYQkL3XgAFOs5PGjv1EJAA==[/tex]由于[tex=12.714x1.357]lYtY2lQSzhQxJCicbxryzSw2GgR5uqWUAkRE1ZQtB0FWSwMmbe0NA2QXL4vxjK5QTjHf2YVa0fq7lkB4se+AVwLG1TuT6yPWLJN40qJNMK4=[/tex][tex=32.857x4.643]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[/tex]联合①与②得：[tex=9.929x3.357]7EJHVCtO2IWq3KpdB+jQso+h7eh+g5nBSJ+p+eaStBrLiEu8ivpdvghj9ydXsME3PeeegZcNs3mOhCYIVly8qkrx9yVzrnqlnbnunUeMNfw90rQUUc1er3qiXfeyedpovNTtYL0Bqj5Lf6MAkc8466EY8ZQh9ZpbIA22vfHEdTY+1LGmRcJT0+kRWHqItccuWc8buxPz5HdWgqikiZYUJg==[/tex]，当[tex=2.357x1.214]YJOFskrWFWOeRRg5PTuSUw==[/tex]，[tex=7.571x2.571]H7JM1goNJ3F85tj+CwUr6VoYuPg2qi4/s1FX9IsRwRTb2o93mWHtu1NAE4E0lMPXoiJNrkwCKDTTCstJ2Zz+6Q==[/tex]当[tex=1.786x1.0]0JzZsZxLZVWgjvS4liYFWw==[/tex]，[tex=32.429x1.571]H7JM1goNJ3F85tj+CwUr6QyLQbtaFqutDAVjTBZ+DKxWnrLIc28yyav8ao+7xZuaFxUB2oRfVZr6kejKYztX5oMLkdA463b/Z36JQkJrk1EFmBCDX3ErMIfoWIpp4gomF/pqcLUDdRRSuJNhAlsEfX8HqMK2gDsxHvdfI84ggV1b8u7l9b0ETWT9JXh6xOvguqTYcaEqXBD9PtHWyPwpbFuEJCQESASFVSd7duDMo4s=[/tex][tex=13.143x4.5]xR1sTqJ5td2SFqh3hRHUhsrrPjVC0Ku+zf//ZpckWSzZo77g4mJD/Zb9IkAQxdo7Gs9O/R9Une3nkxHg0huz+lZSiqmVmuxeCRiWT0iBcozPVf55zfxk1bU20kWVZ0eDLuoYWDfJG/2VrL8rIPY50QLFjDlP4eSFE4TRbuMaHTp31r1PWcbPy2H45sk4zrfk[/tex]

举一反三

内容

0
下面语句的输出结果是？range(len('HelloWorld')) A: [1, 1, 2, 3, 4, 5, 6, 7, 8, 9, 11] B: 11 C: [0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10] D: [0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11]
1
输出九九乘法表。 1 2 3 4 5 6 7 8 9 --------------------------------------------------------------------- 1*1=1 2*1=2 2*2=4 3*1=3 3*2=6 3*3=9 4*1=4 4*2=8 4*3=12 4*4=16 5*1=5 5*2=10 5*3=15 5*4=20 5*5=25 6*1=6 6*2=12 6*3=18 6*4=24 6*5=30 6*6=36 7*1=7 7*2=14 7*3=21 7*4=28 7*5=35 7*6=42 7*7=49 8*1=8 8*2=16 8*3=24 8*4=32 8*5=40 8*6=48 8*7=56 8*8=64 9*1=9 9*2=18 9*3=27 9*4=36 9*5=45 9*6=54 9*7=63 9*8=72 9*9=81
2
设DES加密算法中的一个S盒为： 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 0 1 2 3 14 4 13 1 2 15 11 8 3 10 6 12 5 9 0 7 0 15 7 4 14 2 13 1 10 6 12 11 9 5 3 8 4 1 14 8 13 6 2 11 15 12 9 7 3 10 5 0 15 12 8 2 4 9 1 7 5 11 A: 1010 B: 0001 C: 1011 D: 0111
3
下面是图的拓扑排序的是？(多选)[img=340x240]1802faef6ebcc2a.png[/img] A: 2 8 0 7 1 3 5 6 4 9 10 11 12 B: 2 8 7 0 6 9 11 12 10 1 3 5 4 C: 8 2 7 3 0 6 1 5 4 9 10 11 12 D: 8 2 7 0 6 9 10 11 12 1 3 5 4
4
输出九九乘法表。 1*1=1 2*1=2 2*2=4 3*1=3 3*2=6 3*3=9 4*1=4 4*2=8 4*3=12 4*4=16 5*1=5 5*2=10 5*3=15 5*4=20 5*5=25 6*1=6 6*2=12 6*3=18 6*4=24 6*5=30 6*6=36 7*1=7 7*2=14 7*3=21 7*4=28 7*5=35 7*6=42 7*7=49 8*1=8 8*2=16 8*3=24 8*4=32 8*5=40 8*6=48 8*7=56 8*8=64 9*1=9