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设函数上可导,,则的大小关系是( )
A.B.
C.D.不确定
更新:2019/8/13难度系数:0.65题型:单选题组卷:278次
下列函数中,在区间上为增函数的是(  )
A.B.C.D.
更新:2019/8/13难度系数:0.94题型:单选题组卷:368次
定义在eqId97c3408239c149fd860d0950fecd159d上的奇函数eqId4837c94ef0ff4dcf9b1dda4df363275a的导函数为eqIdd26cd9f8ad374ae192a20aada45c1618,且eqId9115ac693dda47309c7566cc09c3f60c.当eqId2d569479cd1c43c1af15895792b64db6时,eqId1a13c9949d32459ea4f881cd1ae8a1c8,则不等式eqId78589ede94d94669a27c18ab91998333的解为__________.
更新:2019/8/13难度系数:0.65题型:填空题组卷:179次
eqId142fb6f8712a4e04a73b56741b7207aa”是“eqId39e8ab6978b347a4859fd02afdee909f”的( )
A.充分不必要条件B.必要不充分条件C.充要条件D.既不充分也不必要条件
更新:2019/8/12难度系数:0.65题型:单选题组卷:341次
已知eqId6f13759e937144069819aed2ae5a1057是定义在eqId38a1a72a865d4179b3b243977e23dce4上的偶函数,且当eqIdeea2d16134f445b7ae77885d08616db0时,都有eqId239506325b9945d782c2230d05c10373成立,设eqId8abf2a35f50a4709a48b9c598b4eb23ceqId6cf3d725467e44fcbfd6430c91f7a358eqId7b77533764bb4f5799a5ce8b6ded848a,则eqId70a27b6ddf6b478285353abb3b1f3741eqIdaea992e70d4943e49e893817eb885ed7eqIdad7cefefaba947e1a168bca491c4fca1的大小关系为(   )
A.eqIdde23c9bee5f2497a98f967afa9b73a7aB.eqId0d0cc8a6003c4e21bacd608a53c711cfC.eqId2cf6c501fcaf451c89bbbe8a7b5da7adD.eqId98df60d61acf40a38ea6e88af8316379
更新:2019/8/11难度系数:0.65题型:单选题组卷:649次
定义域为eqId7dcd2312d0bf4bb1befdfcc170e45791的可导函数eqId9b37d03e47a347fc8fab9f814ba5fac4的导函数eqIdd26cd9f8ad374ae192a20aada45c1618,满足eqId60c2f7614d514a1ea6289fcfb3abf56f,且eqIddf83262718274b0f8d7cef01c405adf3,则不等式eqId294851408a174faca606287ebfd57332的解集为( )
A.eqId68f73587123947aba24aeda2e00fec2cB.eqId74c19d26c3b84210b9fae81202490390C.eqId8db787b1fecb48d9a410efd47c7a8118D.eqIdcb79cfbd0e8a43b49fc80ab6ff77de1c
更新:2019/8/11难度系数:0.4题型:单选题组卷:444次
已知偶函数eqId6f13759e937144069819aed2ae5a1057在区间eqId1d40c107624b4197bad0d10756051733单调递增,则满足eqId484b53c7bc09494c98d34af2a31cbae7eqIdc12aac8c2448479687a40735b3572a23取值范围是(  )
A.eqId80721207bada401ca3deba046b6f825aB.eqId8812f63c6444427d92b912ab187ba99dC.eqId945bf8b5220d45ab9a2306b187e00344D.eqId9c6721080f5f4360bbcefa5614769d29
更新:2019/8/11难度系数:0.65题型:单选题组卷:872次
已知函数eqId6f13759e937144069819aed2ae5a1057是定义域为R的奇函数,当eqId893004eb2fb64d558b775b6d20d48bdb时,eqIdae3ae4ae8c5d42eb8decb0bec0c882d0,则关于x的不等式eqId46ef5475794f451a8aad8d6b617c2011的解集为________
更新:2019/8/10难度系数:0.4题型:填空题组卷:281次
已知函数eqId6f13759e937144069819aed2ae5a1057是定义在R上的偶函数,且在eqId9a187eb148c44a538e78dce5265ac678上单调递减,若eqIdf9088e646c2942159d8f9595acc80f14eqIdc2913a703b324af587c35f0ad5fea53b,eqId53bb7adc6d4a45098f0829d01dd72d98,则abc的大小关系是________
更新:2019/8/10难度系数:0.65题型:填空题组卷:328次
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