下列广义积分收敛的是[input=type:blank,size:4][/input]
未知类型：{'options': ['[tex=3.143x2.786]VayJAJ4dPoPvWvsG3JDU0o7iOAdCyYqwtpuprslvZN+ts/H2W3hcYN2tnvj72YbF[/tex]', '[tex=3.5x2.857]VayJAJ4dPoPvWvsG3JDU0o7iOAdCyYqwtpuprslvZN+1YfqyJagpFNtgAdF2TgRh[/tex]', '[tex=4.071x2.857]VayJAJ4dPoPvWvsG3JDU0o7iOAdCyYqwtpuprslvZN9bowq7vHCVfKMlRSCgzDiT[/tex]', '[tex=3.0x2.786]VayJAJ4dPoPvWvsG3JDU0o7iOAdCyYqwtpuprslvZN+NvW4/HlJuhd4R0YsEY6pW[/tex]'], 'type': 102}
未知类型：{'options': ['[tex=3.143x2.786]VayJAJ4dPoPvWvsG3JDU0o7iOAdCyYqwtpuprslvZN+ts/H2W3hcYN2tnvj72YbF[/tex]', '[tex=3.5x2.857]VayJAJ4dPoPvWvsG3JDU0o7iOAdCyYqwtpuprslvZN+1YfqyJagpFNtgAdF2TgRh[/tex]', '[tex=4.071x2.857]VayJAJ4dPoPvWvsG3JDU0o7iOAdCyYqwtpuprslvZN9bowq7vHCVfKMlRSCgzDiT[/tex]', '[tex=3.0x2.786]VayJAJ4dPoPvWvsG3JDU0o7iOAdCyYqwtpuprslvZN+NvW4/HlJuhd4R0YsEY6pW[/tex]'], 'type': 102}
举一反三
- 指出下列电磁辐射所在的光谱区(光速为 [tex=6.429x1.5]1/2H66qmeWP9GenrBNTr2ZhpKiB6H1DdgqtszgSMkTvraIr8dWHn2x3yptmT5H2n[/tex] ) :(1) 波长 [tex=3.714x1.0]StDJXnR43RPspiIKObZzuw9O/dLrVHZu8RJRRAY8kSU=[/tex][input=type:blank,size:4][/input]; (2) 波数 [tex=3.714x1.214]8VzQUldHmwJWvVKk4pz6jk4Am8tzuR2InQyVnni/Bbo=[/tex][input=type:blank,size:4][/input];（3）频率[tex=5.143x1.357]uZDMs7g7gUrO1odXQeZ4JgUgtCwdZjGo6H7tPYh7EJh/4QDeDY5W0+Pdyym88s5X[/tex][input=type:blank,size:4][/input]；(4)波长 [tex=2.929x1.0]fh1smEHXU8S6milYZ79dbP7Y0MTZvW00Ph9YYS+SEPk=[/tex][input=type:blank,size:4][/input]。
- 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}
- [tex=0.643x1.0]fv8vDLRECIdb8WoKdvJs5Q==[/tex]原子[tex=1.071x1.0]Fz2Zp4HuhGiJVhtGcGDIhA==[/tex]状态的轨道角动量沿磁场方向有几个分量[input=type:blank,size:4][/input] 未知类型：{'options': ['5', '4', '3', '2'], 'type': 102}
- 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']