【判断题】【消耗次数：1】
<img src=https://huaweicloudobs.ahjxjy.cn/035CA6D617F586CC5E4497942E5A3E16.png title=4.png alt=4.png/>
①
正确
②
错误
参考答案：
复制
纠错
相关题目
【单选题】
<img src=https://huaweicloudobs.ahjxjy.cn/0AEE6D28A479E3CFC01F6B0A0AAA565E.png title=4.png alt=4.png/>
①
<img src=https://huaweicloudobs.ahjxjy.cn/5F1DF376BB746AC7C50DE292DF7F3F00.png title=4-1.png alt=4-1.png/>
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<img src=https://huaweicloudobs.ahjxjy.cn/2120CD63C9698A84B5E593D203078EC9.png title=4-2.png alt=4-2.png/>
③
<img src=https://huaweicloudobs.ahjxjy.cn/1BA088B65ED6FA5D7A6BE25820DD3F05.png title=4-3.png alt=4-3.png/>
④
<img src=https://huaweicloudobs.ahjxjy.cn/4C2B331B0ADB11541DED913DC5535EDF.png title=4-4.png alt=4-4.png/>
【单选题】
<img src=https://huaweicloudobs.ahjxjy.cn/154C4F09C5A3B06F9B66CA10664B9E94.png title=4.png alt=4.png/>
①
<img src=https://huaweicloudobs.ahjxjy.cn/8EE19EDB3A5F6F5D3E9A636E7C802596.png title=4-1.png alt=4-1.png/>
②
<img src=https://huaweicloudobs.ahjxjy.cn/9FCDFA547FAAE962AE075F2CD21FED28.png title=4-2.png alt=4-2.png/>
③
<img src=https://huaweicloudobs.ahjxjy.cn/7473782C9D9197B4DCBA01997F125151.png title=4-3.png alt=4-3.png/>
④
<img src=https://huaweicloudobs.ahjxjy.cn/CAA54583C9BBD2A49FE9C4661F2AEE36.png title=4-4.png alt=4-4.png/>
【单选题】
<img src=https://huaweicloudobs.ahjxjy.cn/86BA88713E99791F6245FF5DB76637B4.png title=4.png alt=4.png/>
①
<img src=https://huaweicloudobs.ahjxjy.cn/C68E9B3FD3E7621C39C718D63AB3F513.png title=4-1.png alt=4-1.png/>
②
<img src=https://huaweicloudobs.ahjxjy.cn/6DF94C6405C0E9C3B4B2D41AFA7E70CF.png title=4-2.png alt=4-2.png/>
③
<img src=https://huaweicloudobs.ahjxjy.cn/39414C336FD06C9612C8912AB60671BF.png title=4-3.png alt=4-3.png/>
④
<img src=https://huaweicloudobs.ahjxjy.cn/034F12DB164BD508DF7F90EA26D901AC.png title=4-4.png alt=4-4.png/>
【单选题】
<img src=https://huaweicloudobs.ahjxjy.cn/265846F6D50C0338CBD1E2519B1F41D3.png title=4.png alt=4.png/>
①
<img src=https://huaweicloudobs.ahjxjy.cn/0B597BE8BDA0B795349190D9DBC4F166.png title=4-1.png alt=4-1.png/>
②
<img src=https://huaweicloudobs.ahjxjy.cn/BABAC19A382691F6DEAF2E5343DB4858.png title=4-2.png alt=4-2.png/>
③
<img src=https://huaweicloudobs.ahjxjy.cn/CAF3C45004979241B0FE9911908E527B.png title=4-3.png alt=4-3.png/>
④
<img src=https://huaweicloudobs.ahjxjy.cn/D30017D259D1619D58BFB18400BF5522.png title=4-4.png alt=4-4.png/>
【单选题】
<img src=https://huaweicloudobs.ahjxjy.cn/5D4CBB356F877148D6449048522A2185.png title=4.png alt=4.png/>
①
<img src=https://huaweicloudobs.ahjxjy.cn/A2DABF38F3AF3B36DBF025AA23F4F807.png title=4-1.png alt=4-1.png/>
②
<img src=https://huaweicloudobs.ahjxjy.cn/088A007A927A0EC33B29E097EFD64EE3.png title=4-2.png alt=4-2.png/>
③
<img src=https://huaweicloudobs.ahjxjy.cn/83769A66D5DA963CFC6AF9985C6276EA.png title=4-3.png alt=4-3.png/>
④
<img src=https://huaweicloudobs.ahjxjy.cn/D208CC045685F7F275B258045772D36E.png title=4-4.png alt=4-4.png/>
【判断题】
<img src=https://huaweicloudobs.ahjxjy.cn/E4CCB5CEFF8584853089146844D34CCC.png title=4.png alt=4.png/>
①
正确
②
错误
【单选题】
<img src=https://huaweicloudobs.ahjxjy.cn/1E8A240E8C1F631E82009065386C57BE.png title=4.png alt=4.png/>
①
<img src=https://huaweicloudobs.ahjxjy.cn/027300C3180166A26EAD35F0AE85E539.png title=4-1.png alt=4-1.png/>
②
<img src=https://huaweicloudobs.ahjxjy.cn/8103A3A2DA9C5898A2B0FDF5CA8894BA.png title=4-2.png alt=4-2.png/>
③
<img src=https://huaweicloudobs.ahjxjy.cn/A36F2ABFD25E1D228485204109F11451.png title=4-3.png alt=4-3.png/>
④
<img src=https://huaweicloudobs.ahjxjy.cn/34586DC435F0A13039CD7653EBBB62C0.png title=4-4.png alt=4-4.png/>
【单选题】
<img src=https://huaweicloudobs.ahjxjy.cn/11540691C82288125AE9D0361E4A6670.png title=4.png alt=4.png/>
①
<img src=https://huaweicloudobs.ahjxjy.cn/CC5DAB543FD35CC5C36619E6F7965343.png title=4-1.png alt=4-1.png/>
②
<img src=https://huaweicloudobs.ahjxjy.cn/C7E03B491976CE5DFB559EA7A9BFDD75.png title=4-2.png alt=4-2.png/>
③
<img src=https://huaweicloudobs.ahjxjy.cn/81E71E88F6FE989D58458A042175779D.png title=4-3.png alt=4-3.png/>
④
<img src=https://huaweicloudobs.ahjxjy.cn/2C61BEE7928D76A2D9F8E7B5250E68C9.png title=4-4.png alt=4-4.png/>
【单选题】
<img src=https://huaweicloudobs.ahjxjy.cn/208E7F275C9FBA9ED65E880CA48CFA0A.png title=4.png alt=4.png/>
①
<img src=https://huaweicloudobs.ahjxjy.cn/348C2DD0CC4CD4943E6FFF0A4C5B926A.png title=4-1.png alt=4-1.png/>
②
<img src=https://huaweicloudobs.ahjxjy.cn/A891E2E57C0AB4F5B5A943EF3707C146.png title=4-2.png alt=4-2.png/>
③
<img src=https://huaweicloudobs.ahjxjy.cn/34B903868C796B2874F2EE9362D50EAE.png title=4-3.png alt=4-3.png/>
④
<img src=https://huaweicloudobs.ahjxjy.cn/DE4826667AEB6E323C3963FE396CCD52.png title=4-4.png alt=4-4.png/>
【单选题】
<img src=https://huaweicloudobs.ahjxjy.cn/48A8FC7CAC0BA5ED5F09E1281C2885DA.png title=4.png alt=4.png/>
①
<img src=https://huaweicloudobs.ahjxjy.cn/1CEA2855311D171C0BA2F1174CFBC3BF.png title=4-1.png alt=4-1.png/>
②
<img src=https://huaweicloudobs.ahjxjy.cn/31258A15223174121D71E615E88765D3.png title=4-2.png alt=4-2.png/>
③
<img src=https://huaweicloudobs.ahjxjy.cn/8468B797B67C04F9FA273FE638CA6B5A.png title=4-3.png alt=4-3.png/>
④
<img src=https://huaweicloudobs.ahjxjy.cn/B54CADE670BF7BC5D12AFE5ABD3E0618.png title=4-4.png alt=4-4.png/>
随机题目
【单选题】
已知函数<img src=https://huaweicloudobs.ahjxjy.cn/8E74CF98041EAF7BA77DA9B9F76D0127.png title=DA~3]8AU@35KI0TVYMGI(3C.png alt=DA~3]8AU@35KI0TVYMGI(3C.png/>
①
<img src=https://huaweicloudobs.ahjxjy.cn/B482B4823587008085B22EBCF1385CB3.png title=~_VAU8J@JMZC@MUT{`HU@B2.png alt=~_VAU8J@JMZC@MUT{`HU@B2.png/>
②
<img src=https://huaweicloudobs.ahjxjy.cn/D5365CCD1B429E3EA174819A813D0EA0.png title=5K62CO(1PQ%GX(F5XDYH(7G.png alt=5K62CO(1PQ%GX(F5XDYH(7G.png/>
③
<img src=https://huaweicloudobs.ahjxjy.cn/CFDC354FD7D370B85069C0C61E5C2928.png title=17IM_E~LIS2P(G7$I$~U~OM.png alt=17IM_E~LIS2P(G7$I$~U~OM.png/>
④
<img src=https://huaweicloudobs.ahjxjy.cn/D029C374740C00726DCA7E51184FE8D9.png title=U~0Y$KE5O$}[MZC([NCR}PF.png alt=U~0Y$KE5O$}[MZC([NCR}PF.png/>
【单选题】
若<img src=https://huaweicloudobs.ahjxjy.cn/CBF3D9BEFC7E0424CFD833D6B2DEFF50.png title=S}H@OYK`WI)B0A84JZ0G3G2.png alt=S}H@OYK`WI)B0A84JZ0G3G2.png/>
①
-1
②
<img src=https://huaweicloudobs.ahjxjy.cn/F3775736BE57D41F3C0D198CDD39B590.png title=)0[$PX]EI{PQ`~)Z]DT$5~B.png alt=)0[$PX]EI{PQ`~)Z]DT$5~B.png/>
③
<img src=https://huaweicloudobs.ahjxjy.cn/E4299ECBA53268C7219B250926C0E461.png title=OSIK41{YR6{IO%ZEMB9Q6N1.png alt=OSIK41{YR6{IO%ZEMB9Q6N1.png/>
④
<img src=https://huaweicloudobs.ahjxjy.cn/F41258E5064F8C82946FBA557DE18579.png title=YL%_ZXX3EL59YYHZOP{T4F1.png alt=YL%_ZXX3EL59YYHZOP{T4F1.png/>
【单选题】
设<img src=https://huaweicloudobs.ahjxjy.cn/C67CBDA727FEA56C7AB111CAB6F951AD.png title=QQ图片20160224215718.png alt=QQ图片20160224215718.png width=212 height=25 border=0 vspace=0 style=width: 212px; height: 25px;/>，则（ ）
①
<img src=https://huaweicloudobs.ahjxjy.cn/DF3DA077C2189146990B3800DA1E18ED.png title=QQ图片20160224214023.png alt=QQ图片20160224214023.png/>为极值点
②
<img src=https://huaweicloudobs.ahjxjy.cn/DF3DA077C2189146990B3800DA1E18ED.png title=QQ图片20160224214023.png alt=QQ图片20160224214023.png/>为驻点
③
<img src=https://huaweicloudobs.ahjxjy.cn/DF3DA077C2189146990B3800DA1E18ED.png title=QQ图片20160224214023.png alt=QQ图片20160224214023.png/>为连续点
④
<img src=https://huaweicloudobs.ahjxjy.cn/EA6FB79FF8DF7A9F3A2D0CEB093C717F.png title=QQ图片20160224214006.png alt=QQ图片20160224214006.png/>在<img src=https://huaweicloudobs.ahjxjy.cn/DF3DA077C2189146990B3800DA1E18ED.png title=QQ图片20160224214023.png alt=QQ图片20160224214023.png/>有定义
【单选题】
已知<img src=https://huaweicloudobs.ahjxjy.cn/B86018F9D6072EE0F72D5F576D0C0EB5.png title=YSVC$UR2HGG(M7V64L~MZGG.png alt=YSVC$UR2HGG(M7V64L~MZGG.png/>
①
<img src=https://huaweicloudobs.ahjxjy.cn/0F8078DEB81F2B707665E7BF08093B26.png title=7HLD%(A~GZSKODM7A~Y0C10.png alt=7HLD%(A~GZSKODM7A~Y0C10.png/>
②
<img src=https://huaweicloudobs.ahjxjy.cn/13109C2017F73615528DEE4A33E8D866.png title=G{Q)J7M`LY]L[I84K`7A%2N.png alt=G{Q)J7M`LY]L[I84K`7A%2N.png/>
③
<img src=https://huaweicloudobs.ahjxjy.cn/A1A456DC9C925C0E74375665375FE260.png title=P)M6PC(@P{U4LK7Y]V`LCMJ.png alt=P)M6PC(@P{U4LK7Y]V`LCMJ.png/>
④
<img src=https://huaweicloudobs.ahjxjy.cn/51DBBFD2B37C67C7C19490D3BB4EB972.png title=U_X9~]1NLP[D}FY{K}FL2B6.png alt=U_X9~]1NLP[D}FY{K}FL2B6.png/>
【单选题】
<img src=https://huaweicloudobs.ahjxjy.cn/9BEDF5BCF7974EAD7B285DA4FAF72FE1.png title=OS]{I(2_3S924$)XEN8K@A3.png alt=OS]{I(2_3S924$)XEN8K@A3.png/>（ ）
①
2
②
1
③
0
④
不存在
【单选题】
设<img src=https://huaweicloudobs.ahjxjy.cn/7BF7ED9398261D022039DB22ECA70812.png title=9))HRPH{(SFSTNVJZK2_NL3.png alt=9))HRPH{(SFSTNVJZK2_NL3.png/>
①
1
②
<img src=https://huaweicloudobs.ahjxjy.cn/37E0C47F43FA14BE4EEB34318576E4A0.png title=)U48YTYWH2K84TK7T7(FKPM.png alt=)U48YTYWH2K84TK7T7(FKPM.png/>
③
2
④
0
【单选题】
已知二元函数<img src=https://huaweicloudobs.ahjxjy.cn/5FDC7948BA3C49BB159B706DCCA3204D.png title=DZ)R6ZOJRS9VUVPVPB3FB]3.png alt=DZ)R6ZOJRS9VUVPVPB3FB]3.png/>，则<img src=https://huaweicloudobs.ahjxjy.cn/AD2D6B67F3DEAC06BE6533022EE88AA7.png title=SWX)I]O6OLQ1D}(J9)%QHGN.png alt=SWX)I]O6OLQ1D}(J9)%QHGN.png/>（ ）
①
<img src=https://huaweicloudobs.ahjxjy.cn/C65AD8D454202D797ADCD0A27E26C5CE.png title=RLREGJ[H0_]EEO[M1UZV]93.png alt=RLREGJ[H0_]EEO[M1UZV]93.png/>
②
<img src=https://huaweicloudobs.ahjxjy.cn/6BF2A4DA6EA79C5115423B5517B7C2F8.png title=RHP`3_{$YWRW_DHPI$IW@6E.png alt=RHP`3_{$YWRW_DHPI$IW@6E.png/>
③
<img src=https://huaweicloudobs.ahjxjy.cn/6B59E0C3F24EDF0AA7B4A06A0F9A7512.png title=]43AG36{@)F)GQ}VU7320PB.png alt=]43AG36{@)F)GQ}VU7320PB.png/>
④
<img src=https://huaweicloudobs.ahjxjy.cn/921D5CB95F9585C4575316F1C022073E.png title=QW%W_44$ZHP]}A8L8{%8(N2.png alt=QW%W_44$ZHP]}A8L8{%8(N2.png/>
【单选题】
<img src=https://huaweicloudobs.ahjxjy.cn/B2D6A01E161D5D15E0C2737A84C37E93.png title=DY@CE_TCI)~%$N@SJ4FU]9U.png alt=DY@CE_TCI)~%$N@SJ4FU]9U.png/>（ ）
①
<img src=https://huaweicloudobs.ahjxjy.cn/9F4F0060108DE94E10E1CB5C43799DDC.png title=]M7XX8JU5VSBII8JD`RSA2E.png alt=]M7XX8JU5VSBII8JD`RSA2E.png/>
②
<img src=https://huaweicloudobs.ahjxjy.cn/87D1547968C54DB9815076118C75FCA4.png title=5GV[A0U%%V238ZU1V8[3_KN.png alt=5GV[A0U%%V238ZU1V8[3_KN.png/>
③
<img src=https://huaweicloudobs.ahjxjy.cn/C24ED7860AED2DC95AF08064DADEC007.png title=YH6UAZY%I`S67J$2~(N8[60.png alt=YH6UAZY%I`S67J$2~(N8[60.png/>
④
<img src=https://huaweicloudobs.ahjxjy.cn/2CE5B1E2380D7DC663344D1962F56247.png title=P3FLJ(7CUY2WBKV9)LFTKUN.png alt=P3FLJ(7CUY2WBKV9)LFTKUN.png/>
【单选题】
二元函数的极限<img src=https://huaweicloudobs.ahjxjy.cn/589EF6D69350D74A7C29C1FF261E6782.png title=QQ图片20160224220959.png alt=QQ图片20160224220959.png/>
①
0
②
1
③
2
④
<img src=https://huaweicloudobs.ahjxjy.cn/02D1E47B8FC1AF8641AD83C898E56860.png title=QQ图片20160224221317.png alt=QQ图片20160224221317.png/>
【单选题】
<img src=https://huaweicloudobs.ahjxjy.cn/37FC9C256C699F3278681049C9722F7B.png title=O3XNL[L57N)T)[VF}$UI3{0.png alt=O3XNL[L57N)T)[VF}$UI3{0.png/>
①
0
②
1
③
-1
④
<img src=https://huaweicloudobs.ahjxjy.cn/9D8FDF0B8BEAA1B7202E33BBF6471374.png title=C_X~6@({$B`]C6S672Z{W4H.png alt=C_X~6@({$B`]C6S672Z{W4H.png/>