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【单选题】
命题“如果x≥a 2 +b 2 ，那么x≥2ab”的逆否命题是（ ）A.
如果x＜a 2 +b 2 ，那么x＜2ab
B.
如果x≥2ab，那么x≥a 2 +b 2
C.
如果x＜2ab，那么x＜a 2 +b 2
D.
如果x≥a 2 +b 2 ，那么x＜2ab
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皮皮学刷刷变学霸
举一反三
【单选题】Using an additive time series model, the quarterly trend (Y) is given by Y = 65 + 7t, where t is the quarter (starting with t = 1 in the first quarter of 20X5). If the seasonal component in the fourth...
A.
63
B.
546
C.
85
D.
91
【单选题】Given the following code snippet 1: y = 1 2: 3: for (x = 2 to 5) do 4: if x > 3: 5: y = y + 1 6: end if 7: end for What is the value of y after the code is ran?
A.
2
B.
3
C.
4
D.
5
【多选题】甲、乙因遗产继承发生纠纷，双方书面约定由某仲裁委员会仲裁。后甲反悔，向遗产所在地法院起诉。法院受理后，乙向法院声明双方签订了仲裁协议。关于法院的做法，下列哪些选项是错误的？
A.
裁定驳回起诉
B.
裁定驳回诉讼请求
C.
裁定将案件移送某仲裁委员会审理
D.
法院裁定仲裁协议无效，对案件继续审理
【判断题】商品调价,是指在库存商品入库后,卖出前,因为特殊原因需要增加或减少价格的事项,具有商品流通企业核算特征。在具体会计处理时,如该商品开设了“商品进销差价”账户,则需要同时调整“库存商品”账户和“商品进销差价”账户的金额。
A.
正确
B.
错误
【单选题】Given x = 5, y = 7 and z = “kitten” what does the following condition evaluate to? (x + y) / 2 == len(z)
A.
True
B.
False
C.
it cannot be determined because integers are being mixes with strings
D.
it cases a Traceback error
【单选题】Using an additive time series model, the quarterly trend (Y) is given by Y = 65 + 7t, where t is the quarter (starting with t = 1 in the first quarter of 20X5). If the seasonal component in the fourth...
A.
66
B.
55
C.
61
D.
91
【单选题】Given: 1. public class Foo { 2. public static void main (String [] args) { 3. StringBuffer a = new StringBuffer ( “A”); 4. StringBuffer b = new StringBuffer ( “B”); 5. operate (a,b); 6. system.out.pri...
A.
The code compiles and prints “A,B”.
B.
The code compiles and prints “A,A”.
C.
The code compiles and prints “B,B”.
D.
The code compiles and prints “AB,B”.
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