• 2022-06-05
    求曲线 [tex=5.643x1.571]9qljVJqKnxG8+g8RP2x9Lgi7Hh2PyxLIEzDCwDJnD+0=[/tex]的弧微分
  • 由于 [tex=4.214x2.429]y4P2rFGiCrZYvm8e6mlNjzoa/9cbQuNfHbkfLDUgjgFufvUSSUGOB5eihGcv5f1C[/tex], 故 [tex=14.429x3.357]ZfqMVPsHHDA5QTaMa6JjISpVEqoYiHs+QJ6QHnzhYINg39WgDTpiOz2A2+8/7Ib3D3K70PgKuySd037WpwfLm/8wLnOG9mwz2AWGYpSvQoP/zRxfvwMd+DJYmWdrgrYm[/tex].

    内容

    • 0

      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}

    • 1

      >>>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']

    • 2

      假设“☆”是一种新的运算,若3☆2=3×4,6☆3=6×7×8,x☆4=840(x>0),那么x等于: A: 2 B: 3 C: 4 D: 5 E: 6 F: 7 G: 8 H: 9

    • 3

      设int a=9,b=8,c=7,x=1;则执行语句下列语句后x的值是( ) if((a>7)&& (b>8)) x=2; else x=3; A: 0 B: 2 C: 1 D: 3

    • 4

      int x,y,z; x=7; y=8; z=9; if(x>y) x=y; y=z; z=x; printf(“x=%d y=%d z=%d\n”,x,y,z);以上程序段的输出结果是:() A: x=7 y=8 z=9 B: x=7 y=9 z=7 C: x=8 y=9 z=7 D: x=8 y=9 z=8