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(本题满分8分)
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(本题满分8分)
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- A.0
- B.<img width="14" height="22" src="//img1.yqda.net/question-name/9e/33aa7c549f7fea3effc6408b0263a5.png" />
- C.<img width="27" height="35" src="//img1.yqda.net/question-name/a6/de462d383486acb484a5ae50f196b4.png" />
- D.∞
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- A.<img src="//img1.yqda.net/question-name/7c/a9b3613ade3daa10e78ada06631516.jpg" height="26" width="24" />
- B.x2
- C.2x
- D.2
- A.垂直
- B.斜交
- C.平行
- D.重合
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- A.sin(2x－1)＋C
- B.<img src="//img1.yqda.net/question-name/41/d0892f5329be669b0ec2d4d74b3d07.png" alt=""/>
- C.－sin(2x－1)＋C
- D. <img src="//img1.yqda.net/question-name/d4/06828ab51fd0888f4bee08f764fb22.png" alt=""/>
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- A.f(2)－f(0)
- B.<img src="//img1.yqda.net/question-name/60/684b00860dea1e4aac1cba00b96c3a.jpg" height="26" width="91" />
- C.<img src="//img1.yqda.net/question-name/e7/8725f81e41bce74989cf89bbc336e8.jpg" height="32" width="135" />
- D.f(1)－f(0)
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- A.Ax
- B.<img src="//img1.yqda.net/question-name/29/d78c055a6ac134c5eaae3798a47de0.jpg" height="12" width="59" />
- C.<img src="//img1.yqda.net/question-name/42/3042bcf94b17b50d4536e755193794.jpg" height="12" width="18" />
- D.<img src="//img1.yqda.net/question-name/9c/a671b9d3290f26b301ca6107902bf5.jpg" height="14" width="80" />
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（ ）．
（ ）．- A.单调增加且为凹
- B.单调增加且为凸
- C.单调减少且为凹
- D.单调减少且为凸
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- A. <img src="//img1.yqda.net/question-name/5e/1c2a788240e96da8ef1ff78811b107.png" alt="" />
- B. <img src="//img1.yqda.net/question-name/cc/2b565586bb5a99fec0d15667930043.png" alt="" />
- C. <img src="//img1.yqda.net/question-name/9c/3660e2b301584047568847477b1fb4.png" alt="" />
- D.<img src="//img1.yqda.net/question-name/0c/b0f8d786a88d5035aad22cd179c333.png" alt="" />
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下列关系正确的是（ ）。
- A.<img width="97" height="24" src="//img1.yqda.net/question-name/30/719c79d750d0fab48e22af7ed987c2.png"/>
- B.<img width="104" height="23" src="//img1.yqda.net/question-name/8f/a45ac25e57a8b768b9946d2f8d4126.png"/>
- C.<img width="112" height="24" src="//img1.yqda.net/question-name/19/10b2b97f23b075ab23ef366f82dd6a.png"/>
- D.<img width="116" height="24" src="//img1.yqda.net/question-name/03/e023eb95f31429459a309a21abecd1.png"/>
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- A.<img src="//img1.yqda.net/question-name/26/097cbfe64ab996f9099713163c2e1b.jpg" height="26" width="21" />
- B.0
- C.<img src="//img1.yqda.net/question-name/bd/a1a381fc4e4200f2b49c5a1c46317b.jpg" height="26" width="13" />
- D.1
