• 2022-06-04 问题

    19/13,1,13/19,10/22,()。 A: 7/25 B: 5/26 C: 7/26 D: 5/25

    19/13,1,13/19,10/22,()。 A: 7/25 B: 5/26 C: 7/26 D: 5/25

  • 2022-06-06 问题

    已定义下列变量:  int n;   float f;     double df; df=10;  n=2;  下列语句正确的是() A:  f=12.3; B:  n=df; C:  df=n=100; D:  f=df;

    已定义下列变量:  int n;   float f;     double df; df=10;  n=2;  下列语句正确的是() A:  f=12.3; B:  n=df; C:  df=n=100; D:  f=df;

  • 2022-06-12 问题

    已知f(x)=asinx+btanx+1,满足f(5)=7,则f(-5)=______.

    已知f(x)=asinx+btanx+1,满足f(5)=7,则f(-5)=______.

  • 2022-06-04 问题

    19/13,1,19/13,10/22,()。 A: 7/24 B: 7/25 C: 5/26 D: 7/26

    19/13,1,19/13,10/22,()。 A: 7/24 B: 7/25 C: 5/26 D: 7/26

  • 2022-10-28 问题

    ( )是控制系统的组成部分 A: A、PSC B、ASD C、EED D、MSD B: A、PSC B、ASD C、EED D、MSD C: A、PSC B、ASD C、EED D、MSD D: A、PSC B、ASD C、EED D、MSD

    ( )是控制系统的组成部分 A: A、PSC B、ASD C、EED D、MSD B: A、PSC B、ASD C、EED D、MSD C: A、PSC B、ASD C、EED D、MSD D: A、PSC B、ASD C、EED D、MSD

  • 2022-06-09 问题

    以下程序的运行结果是哪一项?def f(x): global a a = 7 print a + x, a = 5 f(8) print a A: 15 7 B: 13 7 C: 15 5 D: 7 13

    以下程序的运行结果是哪一项?def f(x): global a a = 7 print a + x, a = 5 f(8) print a A: 15 7 B: 13 7 C: 15 5 D: 7 13

  • 2022-06-18 问题

    What will be the output of the following Python code? ( )[img=420x158]17d6037eb227911.png[/img] A: a is 3 and b is 7 and c is 10a is 5 and b is 25 and c is 24a is 50 and b is 100 and c is 5 B: None of the mentioned C: a is 3 and b is 7 and c is 10a is 25 and b is 5 and c is 24a is 100 and b is 5 and c is 50 D: a is 7 and b is 3 and c is 10a is 25 and b is 5 and c is 24a is 5 and b is 100 and c is 50

    What will be the output of the following Python code? ( )[img=420x158]17d6037eb227911.png[/img] A: a is 3 and b is 7 and c is 10a is 5 and b is 25 and c is 24a is 50 and b is 100 and c is 5 B: None of the mentioned C: a is 3 and b is 7 and c is 10a is 25 and b is 5 and c is 24a is 100 and b is 5 and c is 50 D: a is 7 and b is 3 and c is 10a is 25 and b is 5 and c is 24a is 5 and b is 100 and c is 50

  • 2022-11-04 问题

    应急门打开时处于什么状态() A: EED慢慢关闭 B: EED将停在九十度位置,当角度小于九十度会慢慢自动关闭 C: EED将会报警 D: EED保持在被打开的位置

    应急门打开时处于什么状态() A: EED慢慢关闭 B: EED将停在九十度位置,当角度小于九十度会慢慢自动关闭 C: EED将会报警 D: EED保持在被打开的位置

  • 2022-05-31 问题

    下列语句更改数据框df中数据的语句是( )。 A: df['a'].sum() B: df.iat[1,0]=25 C: df.loc['a','score']=86 D: df['score'].mean()

    下列语句更改数据框df中数据的语句是( )。 A: df['a'].sum() B: df.iat[1,0]=25 C: df.loc['a','score']=86 D: df['score'].mean()

  • 2022-06-17 问题

    3×5, 5×7, 7×11, 11×13, 13×17, ( ) A: 17×23 B: 17×19 C: 17×21 D: 17×25

    3×5, 5×7, 7×11, 11×13, 13×17, ( ) A: 17×23 B: 17×19 C: 17×21 D: 17×25

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