【单选题】
曲线<img src=https://huaweicloudobs.ahjxjy.cn/73F9DA3B61DB6B9C08FF5E768B8BF651.png title=Z546YRG9$35%I`UK8R[_OD5.png alt=Z546YRG9$35%I`UK8R[_OD5.png/>
【单选题】
<img src=https://huaweicloudobs.ahjxjy.cn/14FE345B78024EC7B79C764AEB276B06.png title=G@YV9}C{]E$JJ4BY[4Q6N9T.png alt=G@YV9}C{]E$JJ4BY[4Q6N9T.png/>
【单选题】
设<img src=https://huaweicloudobs.ahjxjy.cn/FE3453288F3F11C622CB0EDE08F0265E.png title=J_OFWG4AZ[0$NJJE0Y7@3{X.png alt=J_OFWG4AZ[0$NJJE0Y7@3{X.png/>,<img src=https://huaweicloudobs.ahjxjy.cn/6CC9B1EAFA2CB2B69E865B714FFD51D2.png title=J{$39G]E`7VRBH9FTUUTK5I.png alt=J{$39G]E`7VRBH9FTUUTK5I.png/>处可导,则<img src=https://huaweicloudobs.ahjxjy.cn/B36CB3F53CC11193863052972FB98612.png title=F`ZZP]]}16}A`0H0@UEXQ_V.png alt=F`ZZP]]}16}A`0H0@UEXQ_V.png/>=( )
②
<img src=https://huaweicloudobs.ahjxjy.cn/1DA811BAE6895BC8AF60821A5AEE14CF.png title=A5@Q){3@_R1}%6CK(MW5%Y2.png alt=A5@Q){3@_R1}%6CK(MW5%Y2.png/>
③
<img src=https://huaweicloudobs.ahjxjy.cn/E69772097734C2261E6F80C56892FE83.png title=%]T9(16%XHB3PKEGZ%GZ{J3.png alt=%]T9(16%XHB3PKEGZ%GZ{J3.png/>
【单选题】
<img src=https://huaweicloudobs.ahjxjy.cn/E992E7CD4B063A7369195C750C248EA8.png title=D2RXEMSI[L~KO~Z0E$BEKHD.png alt=D2RXEMSI[L~KO~Z0E$BEKHD.png/>是函数<img src=https://huaweicloudobs.ahjxjy.cn/6A8C404461A19CAE1E5DA0D40AD7E3E2.png title=A(MC0N]}WHZ8XAN8FBQ(V)9.png alt=A(MC0N]}WHZ8XAN8FBQ(V)9.png/>的( )
①
<img src=https://huaweicloudobs.ahjxjy.cn/99481551C32468096EE5F3BFA94A36C1.png title=$1U380`6J29@IO21)L093XU.png alt=$1U380`6J29@IO21)L093XU.png/>
②
<img src=https://huaweicloudobs.ahjxjy.cn/D9C17DDE24C5B20A5AE19BF901E3EC87.png title=WZQBEJP{S}VF{%0EX[O0D_Q.png alt=WZQBEJP{S}VF{%0EX[O0D_Q.png/>
【单选题】
<img src=https://huaweicloudobs.ahjxjy.cn/3198978BA23575CA26111BF147F16929.png style=vertical-align: middle;/>是函数<img src=https://huaweicloudobs.ahjxjy.cn/3C725D9D505E3EC433267C8073CF9BEE.png style=vertical-align: middle;/>在点<img src=https://huaweicloudobs.ahjxjy.cn/C68079DBDADE96967C9AF65D7ECA930B.png style=vertical-align: middle;/>处取得极小值的一个
【单选题】
下列曲线中有拐点<img src=https://huaweicloudobs.ahjxjy.cn/1A9524AC008A141605E1CF87E35FD75A.png style=vertical-align: middle;/>的是
①
<img src=https://huaweicloudobs.ahjxjy.cn/4CE236E97FDA9CB8C3D63805D1ACF593.png style=vertical-align: middle;/>
②
<img src=https://huaweicloudobs.ahjxjy.cn/0EDCF87212CC9870804945A6E03F11B8.png style=vertical-align: middle;/>
③
<img src=https://huaweicloudobs.ahjxjy.cn/811BDE6C1396065247A508854727C0BE.png style=vertical-align: middle;/>
④
<img src=https://huaweicloudobs.ahjxjy.cn/4B7F1B3CF423B9E998B470B8778B7988.png style=vertical-align: middle;/>
【单选题】
曲线<img src=https://huaweicloudobs.ahjxjy.cn/C719194A4DBBEE4387ADC69777ACCE7C.png title=)79YNK9U([[)GLSG4DCFOGD.png alt=)79YNK9U([[)GLSG4DCFOGD.png/>上凹的区间为( )
①
<img src=https://huaweicloudobs.ahjxjy.cn/6BB9F8FCE7EA657E82E204B394AED3DE.png title=]RVF6T`EQ[6Y8D(3U5}5`1S.png alt=]RVF6T`EQ[6Y8D(3U5}5`1S.png/>
②
<img src=https://huaweicloudobs.ahjxjy.cn/FB08C4D7A9FD7120CD540E6F7D9C6E99.png title=~`~AJ]KV`5H}NJ`ALBSNX@E.png alt=~`~AJ]KV`5H}NJ`ALBSNX@E.png/>
③
<img src=https://huaweicloudobs.ahjxjy.cn/A17F5CC48983F8A57B938611C46F4526.png title=E)_A@]@VULHCH$PG`R6TR~8.png alt=E)_A@]@VULHCH$PG`R6TR~8.png/>
④
<img src=https://huaweicloudobs.ahjxjy.cn/580068140CD938C17515FF7890CCC83B.png title=G}$4GN[M6O~M5J7INONR{DC.png alt=G}$4GN[M6O~M5J7INONR{DC.png/>
【单选题】
若<img src=https://huaweicloudobs.ahjxjy.cn/0895EB3503EF78CAE608537A15F5B8DD.png title=6}34WO]IUKFELG6`1KOIHXQ.png alt=6}34WO]IUKFELG6`1KOIHXQ.png/>处可导,则下列各式中结果等于<img src=https://huaweicloudobs.ahjxjy.cn/4176B9EAD22280359B702F1137D12196.png title=D{C{ZN}6Q5%1Z[B@MR3Z678.png alt=D{C{ZN}6Q5%1Z[B@MR3Z678.png/>的是( )
①
<img src=https://huaweicloudobs.ahjxjy.cn/2EB76C5CDAF3D2D39B9FFBD97670952D.png title=@VZ}9)(D[2H(H)W`R~O%~]X.png alt=@VZ}9)(D[2H(H)W`R~O%~]X.png/>
②
<img src=https://huaweicloudobs.ahjxjy.cn/72C18086F5ADCD444708332EAB74020B.png title=[O@}U{B4J5CE$NZ1LDU7)AB.png alt=[O@}U{B4J5CE$NZ1LDU7)AB.png/>
③
<img src=https://huaweicloudobs.ahjxjy.cn/6191A32D18565D13A2E2B0101C7D058D.png title=[W7YX%SPJN{R0{11FANL$TW.png alt=[W7YX%SPJN{R0{11FANL$TW.png/>
④
<img src=https://huaweicloudobs.ahjxjy.cn/74D5F089D0F00BE6AF2E94025520EAAC.png title=QA[LZC62(SRAE3OT{FHERZO.png alt=QA[LZC62(SRAE3OT{FHERZO.png/>
【单选题】
设<img src=https://huaweicloudobs.ahjxjy.cn/7452D91C23F3087050BBDF6052DA85AF.png title=}TG5W@1BKC5AFU5_VF5U8CO.png alt=}TG5W@1BKC5AFU5_VF5U8CO.png/>( )
①
<img src=https://huaweicloudobs.ahjxjy.cn/1056DB0FA456C5F35F3E08AE027335C5.png title=(Q@)(~P3N747$}1QU{{@__X.png alt=(Q@)(~P3N747$}1QU{{@__X.png/>
②
<img src=https://huaweicloudobs.ahjxjy.cn/07942BE93D80F50126434842421B47CA.png title=_TH8PS7IGX9ZO}%SU$A75HH.png alt=_TH8PS7IGX9ZO}%SU$A75HH.png/>
③
<img src=https://huaweicloudobs.ahjxjy.cn/CCB272792EB6A0321B54F6DE0ECD247A.png title={1HK(TD9Z~2_YXLS)@Y6RVE.png alt={1HK(TD9Z~2_YXLS)@Y6RVE.png/>
④
<img src=https://huaweicloudobs.ahjxjy.cn/5E94770F893AEEBEEF325CFF09FFDAF0.png title=LW8[RFCFK@PIB{O2S[(UZ5E.png alt=LW8[RFCFK@PIB{O2S[(UZ5E.png/>
【单选题】
函数<img src=https://huaweicloudobs.ahjxjy.cn/C67FAB5547E09B7194A6A044225C84AC.png title=H@1O1D6TVDUJZ`UI3Y2QN5G.png alt=H@1O1D6TVDUJZ`UI3Y2QN5G.png/>连续是<img src=https://huaweicloudobs.ahjxjy.cn/C67FAB5547E09B7194A6A044225C84AC.png title=H@1O1D6TVDUJZ`UI3Y2QN5G.png alt=H@1O1D6TVDUJZ`UI3Y2QN5G.png/>可导的( )<img src=http://www.ahcjzx.cn/design/html/js/vender/ueditor/themes/default/images/spacer.gif word_img=file:///C:\Users\February\AppData\Roaming\Tencent\Users\759939327\QQ\WinTemp\RichOle\H@1O1D6TVDUJZ`UI3Y2QN5G.png style=background:url(http://www.ahcjzx.cn/design/html/js/vender/ueditor/lang/zh-cn/images/localimage.png) no-repeat center center;border:1px solid #ddd/>