中学学科网组卷网 教评网 学易书城
e卷通介绍 使用手册 收藏本站 有奖挑错建议
提示:单击试题显示解析
共计 72997道试题
+全部加入试卷
已知集合eqId4fb71ac92cdf4e778e2b64c92b4552cf,若eqId17a2c75e1045405fafffd1d12491329a是整数集合),则集合eqId8754ce8cf7f34f04abb9a0c041f57f5c可以为(  )
A.eqId91edc638bb4a4d29b9646e4c6bfa98a7B.eqId8cdfb03ee7554021a4a65f1f1c261f18
C.eqId5fea684d838a48549fcedf58bb801c54D.eqId0354713952bc4ba9bfa97932ccbf537a
更新:2019/6/16难度系数:0.85题型:单选题组卷:15次
已知曲线eqId464d0ea926064bcebdcbb1e69de61f59在点eqId405404fdab65449485d2350f3eb5ab4b处的切线方程为eqIdd02fb28ee0294f208a74efc76665912e,则函数eqId4837c94ef0ff4dcf9b1dda4df363275a的零点所在的大致区间为(  ).
A.eqId1083bd69df7c416cb8782c1ee5ef50c9B.eqId6eb5775c3b354d459507a303cd54b8f4C.eqIdf084b58510814139ba3b8481096d522fD.eqId4fd80e89bc724258acc861b2d185e7a5
更新:2019/6/16难度系数:0.65题型:单选题组卷:58次
设函数eqId829cbce116c442b2b127caa3a5db02e1.
(1)讨论函数eqId6f13759e937144069819aed2ae5a1057的单调性;
(2)若eqIdb7968dc52dbc4fe5bedac61b895bb19a恒成立,求实数eqId70a27b6ddf6b478285353abb3b1f3741的取值范围.
更新:2019/6/15难度系数:0.65题型:解答题组卷:146次
在下面四个eqId35990f7dbf5745d0867bb985b6425ded的函数图象中,函数eqId48af167524a64fd3ad5a24b2e65fedaf的图象可能是(  )
A.figureB.figure
C.figureD.figure
更新:2019/6/15难度系数:0.85题型:单选题组卷:97次
已知集合eqIdaf1891693fdc404d87a139cf3bbe39c2eqIde9b51865f4074699beee790abf145f43,则eqIdcfb073d9fa8a44179cf4e242d45e6d3c(  )
A.eqIdc6f41ad8da65421fbfcc6018193c2684B.eqId2feacf141e8b48cb827e4eec1813e09aC.eqIdf2153e4f2ba5416ba4f21e42efecf61fD.eqIde19bdd270dc04752b49afb60a7c3e6ad
更新:2019/6/15难度系数:0.85题型:单选题组卷:40次
设全集eqId85cbbb002a414e57a5c409da3a717fbb,非空集合eqIdcc614bd3390c4d028df189b234dcc351eqId8754ce8cf7f34f04abb9a0c041f57f5c满足以下条件:
eqIdcd92d48775de4acbb21980c9210db42beqIdf90abee01d00425689d1e7cef653f012
②若eqIdf5bb8902ea2e4f07b9a8981954222198eqId343f37595a4c422d9d4ae6c11cef88e5,则eqId2983b69792234b0f813c9f834a1f8ea8eqIdc04c83844a5c4d538e3b735fb822815d
eqId9015a1fd06904f0ba5394dfcafefb79c时,eqIdf1bd69290a464f71ac73b93c51985105______eqId8754ce8cf7f34f04abb9a0c041f57f5c(填eqIdd3f84ac591ae471a81ac03e81ee96e3deqId973d88219be94bf5ad1b841cae35b0e7),此时eqId8754ce8cf7f34f04abb9a0c041f57f5c中元素个数为______.
更新:2019/6/15难度系数:0.65题型:填空题组卷:13次
已知函数eqId890177a3cc1d46d1a1b8df10099b185e若函数eqId4837c94ef0ff4dcf9b1dda4df363275a存在零点,则实数a的取值范围是(   )
A.eqIdf0a2e15a68814b2d98a1c52e11084f4dB.eqIddca4c31f92e1447fb6eceb9fdf294175
C.eqIdb779cea83c254097840e0c978b0d8b30D.eqIdd9c8e246392c4473b9c9b64f4cd089a8
更新:2019/6/15难度系数:0.65题型:单选题组卷:69次
已知eqIdf27becae37ba4d82b020967f39a9aa89eqIdf58a1be84b9f42c8a83ec90590fc6eceeqIdabac990fd7fb4f36a03e37b647ef76e0,则eqId70a27b6ddf6b478285353abb3b1f3741eqIde3ff50261b3b48789d45dd3876c7571beqIde35f447365484e7f891dc56884132698的大小关系是(   )
A.eqId548b98d9f55b4558a344a4473777d4afB.eqId48e2513d63324ddea1cf9dab45dd3970
C.eqId1c78c58fd7de4d97b6362ed264b01778D.eqId71deacdf308f4b178b53a5d8b94fbb62
更新:2019/6/15难度系数:0.85题型:单选题组卷:94次
关注官方微信