设A、B、C为任意的三个命题公式,试问下面的结论是否正确?若[tex=7.643x1.0]sZRYiJ9MNokyq3W/a6sx/0l02NO2RW1oBuq3TZio2IMRqUAxDWa8bGptBi5JSPXwWhajQDiKo7pO79bAI7Vqsw==[/tex],则[tex=3.071x1.0]VSG7MZ0QbKhgI1Ahqpi44aHAiOyYg+7hpHe3xYG/qsw=[/tex]
举一反三
- 设A、B、C为任意的三个命题公式,试问下面的结论是否正确?若[tex=5.857x1.0]xijx/P0tessHO2RLf6TTVWiKzGde05iLwSweoEgh29BXQDGO+vd36CDK4nW7gUzg[/tex],则[tex=3.071x1.0]VSG7MZ0QbKhgI1Ahqpi44aHAiOyYg+7hpHe3xYG/qsw=[/tex]
- 设A、B、C为任意的三个命题公式,试问下面的结论是否正确?若[tex=5.857x1.0]wcFpdOC0Wj+8PA325sUK/WbwPkQ3FMoNy4k54Gak5zN/ItkkAMUWpsKMY/OgmWtr[/tex],则[tex=3.071x1.0]VSG7MZ0QbKhgI1Ahqpi44aHAiOyYg+7hpHe3xYG/qsw=[/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}
- >>>x= [10, 6, 0, 1, 7, 4, 3, 2, 8, 5, 9]>>>print(x.sort()) 语句运行结果正确的是( )。 A: [0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10] B: [10, 6, 0, 1, 7, 4, 3, 2, 8, 5, 9] C: [10, 9, 8, 7, 6, 5, 4, 3, 2, 1, 0] D: ['2', '4', '0', '6', '10', '7', '8', '3', '9', '1', '5']
- 【计算题】5 ×8= 6×4= 7×7= 9×5= 2×3= 9 ×2= 8×9= 7×8= 5×5= 4×3= 5+8= 6 ×6= 3×7= 4×8= 9×3= 1 ×2= 9×9= 6×8= 8×0= 4×7=