设[tex=6.286x2.786]sSXBpxJWudVpH1R35o4LnNqtHlH5UjfBVTOmTW8BesmxYz2MP+BvmFQJfMZJeNPcy4ThYyieay+fljxIl6phFA==[/tex]，[tex=6.286x2.786]tAg4kjefm91yBdigy4ffjNhyLpgIixV0MMu+888/BDqJfwPkdMwWQN9lGtA6Squ0YnkROEim0IrVlMdpcAiuFw==[/tex]，[tex=7.0x2.786]XbmfowmH+x2njRlGmJod4kR6X4UWu06xrikpHrm1d19lRAZYRfxYgm0nIma48KGN5KhG6FqEHRJLu4V9BK8mbw==[/tex]，且[tex=6.286x1.143]ECHz4HQK/40982jrlVGfFw==[/tex]，试求[tex=0.571x0.786]c5VsltFnl9nO0qB/vNKOWA==[/tex]，[tex=0.5x1.0]iwXm0SwS+lfupyC0IyH8yQ==[/tex]，[tex=0.643x0.786]cnVwa8IjZzNSEmAUXJ8VCQ==[/tex]，[tex=0.5x0.786]GWrvJtODhYOBa2bpkSPSFQ==[/tex]的值．
举一反三
- 7个变量出现在计算机程序的循环中。这些变量以及必须保存它们的计算步骤是： [tex=0.429x0.929]r8lLiDb0KHTzu/2y/Au89w==[/tex]：步骤1~6；[tex=0.643x0.786]cnVwa8IjZzNSEmAUXJ8VCQ==[/tex]：步骤2；[tex=0.5x0.786]GWrvJtODhYOBa2bpkSPSFQ==[/tex]：步骤2~4；[tex=0.786x0.786]44SGfA2gQ2VZlXa1QKZD0Q==[/tex]：步骤1，3和5；[tex=0.571x0.786]c5VsltFnl9nO0qB/vNKOWA==[/tex]：步骤1和6；[tex=0.5x1.0]iwXm0SwS+lfupyC0IyH8yQ==[/tex]：步骤3~6；以及[tex=0.5x0.786]gdMkE6SnyZedYLxpUxdkaQ==[/tex]：步骤4和5。在执行期间需要多少个不同的变址寄存器来保存这些变量?
- set1 = {x for x in range(10) if x%2==0} print(set1) 以上代码的运行结果为？ A: {0, 2, 4, 6} B: {2, 4, 6, 8} C: {0, 2, 4, 6, 8} D: {4, 6, 8}
- 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']
- 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}