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【单选题】
<img src=https://huaweicloudobs.ahjxjy.cn/5DF8F14F45F8A10D3B0C9F27BA4A40F0.png title=1-C.png alt=1-C.png/>

<img src=https://huaweicloudobs.ahjxjy.cn/0C52C91A700B46F1291047EBAAF2582B.png title=1-1.png alt=1-1.png/>
<img src=https://huaweicloudobs.ahjxjy.cn/E8CBCB2E27AD24FE0F67B26BFF4437DB.png title=1-2.png alt=1-2.png/>
<img src=https://huaweicloudobs.ahjxjy.cn/8D8DBB717FD25D3EA28D6C2BD8F1488F.png title=1-3.png alt=1-3.png/>
<img src=https://huaweicloudobs.ahjxjy.cn/3272F09137CD67FEFA2E8D4946B2D863.png title=1-4.png alt=1-4.png/>
【单选题】
等差数列{an}中,a3=2,a5=7,则a7=(  )

10
12
16
20
【单选题】
<img src=https://huaweicloudobs.ahjxjy.cn/A88F9C0CDEBA3F48EBAF3020167254BC.png title=M5LZ5FM2O8%3%P2{7V%JM44.png alt=M5LZ5FM2O8%3%P2{7V%JM44.png/>

<img src=https://huaweicloudobs.ahjxjy.cn/8C33F1250213D149FC943A1AEE294C10.png title=OD5%LWEY(]}XYEHB)XW]QXS.png alt=OD5%LWEY(]}XYEHB)XW]QXS.png/>
<img src=https://huaweicloudobs.ahjxjy.cn/E3B7721D97C5872A24C624EF7C46396A.png title=CJM%AYE(YFJ2$NU~2G94E`K.png alt=CJM%AYE(YFJ2$NU~2G94E`K.png/>
<img src=https://huaweicloudobs.ahjxjy.cn/BC4DE476FDC897F63970527654C37252.png title=DR@SCPJRH3THKW%6](%ENX0.png alt=DR@SCPJRH3THKW%6](%ENX0.png/>
<img src=https://huaweicloudobs.ahjxjy.cn/1639E56B30DDE42B27547ACDC07908D7.png title=7{L_F{`XTDKJ}NES@353(KC.png alt=7{L_F{`XTDKJ}NES@353(KC.png/>
【单选题】
定积分<img src=https://huaweicloudobs.ahjxjy.cn/F8FCF821D647620E497E4D38345FBD42.png title=GPN12QCA(W8NP3((7(22_A4.png alt=GPN12QCA(W8NP3((7(22_A4.png/>等于( )

0
1
<img src=https://huaweicloudobs.ahjxjy.cn/15CDD46B822129E1B3787C033847E02E.png title=ASW%R60}E8Y7H($PAY$43TS.png alt=ASW%R60}E8Y7H($PAY$43TS.png/>
<img src=https://huaweicloudobs.ahjxjy.cn/E6EA281182883CBF96FBFDAE6F52B2D2.png title=LZ6)1ED18P{C_VP69_TC35L.png alt=LZ6)1ED18P{C_VP69_TC35L.png/>
【单选题】
12年1月1日,甲公司从银行取得3年期专门借款开工兴建一栋厂房。2×143月30日该厂房达到预定可使用状态并投入使用,5月31日验收合格,75日办理竣工决算,7月31日完成资产移交手续。甲公司该专门借款费用在2×14年停止资本化时点为(  )。

3月30日
5月31日
75
7月31日
【简答题】
说明下列2个图例符号名称、字母及数字含义。<img width="70" height="141" style="width: 86px; height: 168px;" src="data:image/png;base64,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"/>[填空(1)]

【单选题】
在RL串联电路中,UR=16V,UL=12V,则总电压为( )。

28V
20V
2V
【单选题】
关于以下application说明,正确是( ) 1. class StaticStuff 2. { 3. static int x=10; 4. static { x+=5;} 5. public static void main(String args[ ]) 6. { 7. System.out.println(“x=” + x); 8. } 9. static { x/=3;} 10. }

4行与9行不能通过编译,因为缺少方法名和返回类型
9行不能通过编译,因为只能有一个静态初始化器
编译通过,执行结果为:x=5
编译通过,执行结果为:x=3
【单选题】
设X1,…,X8与Y1,…,Y10分别来自两个正态总体N(-1,4)与N(2,5样本,且相互独立,S12和S22分别为两个样本样本方差,则服从F(7,9)统计量是

2S12/5S22
4S12/5S22
5S12/2S22
5S12/4S22
【单选题】
<img src=https://huaweicloudobs.ahjxjy.cn/AEA7F8FB691FAD80172C5EB3A3241EDE.jpg title=8.jpg alt=8.jpg/>

<img src=https://huaweicloudobs.ahjxjy.cn/9F7A7BC9E5BB23A3D8510E19FC31E7AA.jpg title=8-1.jpg alt=8-1.jpg/>
<img src=https://huaweicloudobs.ahjxjy.cn/A59D41A24ABF5B6CE371B401D35F3947.jpg title=8-2.jpg alt=8-2.jpg/>
<img src=https://huaweicloudobs.ahjxjy.cn/978C4131BD687B281E850C0350750DD4.jpg title=8-3.jpg alt=8-3.jpg/>
<img src=https://huaweicloudobs.ahjxjy.cn/6D5C7FD2CFF4C0D53C15FD91CEB47F6B.jpg title=8-4.jpg alt=8-4.jpg/>