2013年成人高考专升本《高等数学二》预测试卷(一)

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19

  • A. -1
  • B. 0
  • C. 1
  • D. 2
20

  • A. -1
  • B. 1
  • C. 2
  • D. 3
21

  • A.<img src="//img1.yqda.net/question-name/26/58e8b2385201fbaae911a39e792e7c.jpg" alt="" border="0" />
  • B.<img src="//img1.yqda.net/question-name/d0/9f0ac55ba3c27b3af52c2e99a6323c.jpg" alt="" border="0" />
  • C.<img src="//img1.yqda.net/question-name/ff/093db4366fbc01ad4cd51c465fa891.jpg" alt="" border="0" />
  • D.<img src="//img1.yqda.net/question-name/6a/b7d95d06709569f22edf3c3036e052.jpg" alt="" border="0" />
22

  • A. 0
  • B. 6
  • C. 8
  • D. 12
23

  • A.<img src="//img1.yqda.net/question-name/cd/d533e6bd366992d7606676838f2462.jpg" alt="" border="0" />
  • B.<img src="//img1.yqda.net/question-name/e2/ef95ff7882098ceaa836ddf4404e43.jpg" alt="" border="0" />
  • C.<img src="//img1.yqda.net/question-name/27/1aded12ea6e931f35067c39e9cfb76.jpg" alt="" border="0" />
  • D.<img src="//img1.yqda.net/question-name/69/fbf9203fe5fa9cc50cf7b04ddf2115.jpg" alt="" border="0" />
24

  • A. 单调减少且凹的
  • B. 单调减少且凸的
  • C. 单调增加且凹的
  • D. 单调增加且凸的
25

下列函数中在x=0处可导的是

  • A.<img src="//img1.yqda.net/question-name/7d/406caef21ab1a362e2536d9557b936.jpg" alt="" border="0" />
  • B.<img src="//img1.yqda.net/question-name/e8/f7a714431688dd3d5d7e2db6e838ba.jpg" alt="" border="0" />
  • C.<img src="//img1.yqda.net/question-name/dd/2f674246d64562254e14e272da1c80.jpg" alt="" border="0" />
  • D.<img src="//img1.yqda.net/question-name/39/733fd002499b066b90f88144a0ea8d.jpg" alt="" border="0" />
26

两封信随机地投入标号为1,2,3,4的4个邮筒,则1,2号邮筒各有一封信的概率等于

  • A.<img src="//img1.yqda.net/question-name/c3/e8c445501163f364284564cc739b66.jpg" alt="" border="0" />
  • B.<img src="//img1.yqda.net/question-name/70/5f80b75c487f09142b2296ed12555f.jpg" alt="" border="0" />
  • C.<img src="//img1.yqda.net/question-name/66/89020d75f67c1a30a80e6c1ea6b99c.jpg" alt="" border="0" />
  • D.<img src="//img1.yqda.net/question-name/5e/443f0ac649075622c64a20d8e782ad.jpg" alt="" border="0" />
27

  • A.<img src="//img1.yqda.net/question-name/25/34d7d69ecf750c809c8a591cb2373b.jpg" alt="" border="0" />
  • B.<img src="//img1.yqda.net/question-name/27/99c31256c24381a5077552e52b8c9a.jpg" alt="" border="0" />
  • C.<img src="//img1.yqda.net/question-name/58/275b84e3f79a64517ae2eb9f87ba8f.jpg" alt="" border="0" />
  • D.<img src="//img1.yqda.net/question-name/7c/da159a9fdd6af998ec978c6ef65898.jpg" alt="" border="0" />
28

  • A.<img src="//img1.yqda.net/question-name/5a/1d8edf9f147b9cefd01fe2b07cf6a3.jpg" alt="" border="0" />
  • B.<img src="//img1.yqda.net/question-name/2b/00a852608de7ed1aa67f109fdcbac8.jpg" alt="" border="0" />
  • C.<img src="//img1.yqda.net/question-name/ea/e6ac5219f180d6f3167cfa50c79081.jpg" alt="" border="0" />
  • D.<img src="//img1.yqda.net/question-name/3d/846a0c7b684d7638febf0fc1b96d0c.jpg" alt="" border="0" />