若2y-5x=0,则x:y等于( ) A: 2:5 B: 4:25 C: 5:2 D: 25:4
若2y-5x=0,则x:y等于( ) A: 2:5 B: 4:25 C: 5:2 D: 25:4
int x=2, y=5; 则x + y =_____x - y =_____x * y =_____x / y =_____x % y =_____
int x=2, y=5; 则x + y =_____x - y =_____x * y =_____x / y =_____x % y =_____
int x,y; x=2==3-1; y=-5
int x,y; x=2==3-1; y=-5
过点(2,-5)且与y轴平行的直线方程是( ). A: x=2 B: y=2 C: x=-5 D: y=-5
过点(2,-5)且与y轴平行的直线方程是( ). A: x=2 B: y=2 C: x=-5 D: y=-5
能够完成如下函数计算的程序段是____. A: y=2*x+1;if(x!=0)if(x>0)y=5*x+20;elsey=0; B: if(x>=0)if(x>0)y=5*x+20;elsey=0;elsey=2*x+1; C: y=0;if(x>=0)if(x>0)y=5*x+20;elsey=2*x+1; D: y=2*x+1;if(x>0)y=5*x+20;elsey=0;
能够完成如下函数计算的程序段是____. A: y=2*x+1;if(x!=0)if(x>0)y=5*x+20;elsey=0; B: if(x>=0)if(x>0)y=5*x+20;elsey=0;elsey=2*x+1; C: y=0;if(x>=0)if(x>0)y=5*x+20;elsey=2*x+1; D: y=2*x+1;if(x>0)y=5*x+20;elsey=0;
x=2,y=5,z=3 (x>y)+z*4=?
x=2,y=5,z=3 (x>y)+z*4=?
执行下列事件过程,y的值为。 Private Sub Command1_Click() x = 3 If x > 10 Then y = x ^ 2 + 3 * x + 2 Else If x > 5 Then y = 3 * x + 2 Else y = 5 End If End If End Sub
执行下列事件过程,y的值为。 Private Sub Command1_Click() x = 3 If x > 10 Then y = x ^ 2 + 3 * x + 2 Else If x > 5 Then y = 3 * x + 2 Else y = 5 End If End If End Sub
已知:x=5,y=2,if(x>y):print('x>y')的运行结果为()。
已知:x=5,y=2,if(x>y):print('x>y')的运行结果为()。
执行以下语句的结果:dict1={"x":1,"y":2,"z":3}dict2={"x":4,"a":5}dict1.update(dict2) A: {"x":1,"y":2,"z":3,"x":4,"a":5} B: {"x":4,"a":5,"x":1,"y":2,"z":3} C: 有重复项,结果有误! D: {"x":4,"y":2,"z":3,"a":5}
执行以下语句的结果:dict1={"x":1,"y":2,"z":3}dict2={"x":4,"a":5}dict1.update(dict2) A: {"x":1,"y":2,"z":3,"x":4,"a":5} B: {"x":4,"a":5,"x":1,"y":2,"z":3} C: 有重复项,结果有误! D: {"x":4,"y":2,"z":3,"a":5}
(5). 由随机事件的分解性质,事件 \( \{XY=2\} \) 等价于( )。 A: \( \{X=1,Y=2\} \) B: \( \{X=2,Y=1\} \) C: \( \{X=1,Y=2\}\cap \{X=2,Y=1\} \) D: \( \{X=1,Y=2\}\cup \{X=2,Y=1\} \)
(5). 由随机事件的分解性质,事件 \( \{XY=2\} \) 等价于( )。 A: \( \{X=1,Y=2\} \) B: \( \{X=2,Y=1\} \) C: \( \{X=1,Y=2\}\cap \{X=2,Y=1\} \) D: \( \{X=1,Y=2\}\cup \{X=2,Y=1\} \)