不定积分 [tex=9.5x2.786]9HKhTWHIBxNZOutUKGcftgl+R+K9VppUTc4NUOeWW9oRQ0MVOTzAqi+YeBuFJKkPXrisvSaOD/crhitrRHo57g==[/tex] 等于.
未知类型:{'options': ['[tex=7.786x2.357]0wS0WTToAKnuvtPIAOvbOqXcVEfU5ypvBSGOp9rbXdg=[/tex]', '[tex=6.786x2.357]DiC5IrsAdWBLLh/q9nnH1ahskdxMXQDOTm+4bkazpfQ=[/tex]', '[tex=7.429x1.143]z2cbox5h956yQNtN+sF9XksOzkOFy5kbM5LEFDR+j4Y=[/tex]', '[tex=6.5x1.143]FaY8HdONOsTWlp4x3UwjFF7hO4PuP+AK+1Vu7f/qBBw=[/tex]'], 'type': 102}
未知类型:{'options': ['[tex=7.786x2.357]0wS0WTToAKnuvtPIAOvbOqXcVEfU5ypvBSGOp9rbXdg=[/tex]', '[tex=6.786x2.357]DiC5IrsAdWBLLh/q9nnH1ahskdxMXQDOTm+4bkazpfQ=[/tex]', '[tex=7.429x1.143]z2cbox5h956yQNtN+sF9XksOzkOFy5kbM5LEFDR+j4Y=[/tex]', '[tex=6.5x1.143]FaY8HdONOsTWlp4x3UwjFF7hO4PuP+AK+1Vu7f/qBBw=[/tex]'], 'type': 102}
举一反三
- 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}
- 3.设函数$f(x)={{x}^{4}}\sin x$,则${{f}^{(9)}}(0)=$( )。 A: $\frac{9!}{5!}$ B: $\frac{5!}{9!}$ C: $\frac{1}{5!}$ D: $0$
- 有代码片段:function f(y) {var x=y*y;return x;} for(var x=0;x< 5;x++) {y=f(x);document.writeln(y);}输出结果是( )。 A: 0 1 2 3 4 B: 0 1 4 9 16 C: 0 1 4 9 16 25 D: 0 1 2 3 4 5
- 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']