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已知函数eqId1016a6f440ab4f6282d01bb4094be250eqId68a1c93d6ad4408d8f2524acd94b33a2.
(1)求函数eqId6f13759e937144069819aed2ae5a1057的值域eqId2381423d4cd146cab95f55527681a766
(2)若函数eqIdfcaf3bbe14e548cc8d47beb2467db5a0的值域为eqId8eea7f6267fb49d9bce12b8ba079a43e,且eqId58af932308c24b49bf1d6d2eab459765,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:17次
已知定义在实数集eqId7dcd2312d0bf4bb1befdfcc170e45791上的函数eqId6f13759e937144069819aed2ae5a1057的图象经过点eqId62d1e83903424cd3af30bb18c4810a93,且满足eqId447f6815b8db433385048eba68940c4e,当eqId27bcfbeeb5f34ff1b2b24f8bdcc01bae时不等式eqId54135466feda41a18eaf136fe2d39938恒成立,则不等式eqId5d9478fa1b23474abbaaa870c4f63740的解集为( )
A.eqId1f16fc0228b44c689040af34f123a945B.eqId68ecd802e7c84202bb9404e62b23b157C.eqId4bf873a60b6d44c7b2523db743f09c51D.eqIdd9cbb317036d4573824a77737e04c558
更新:2019/6/15难度系数:0.65题型:单选题组卷:74次
eqIdc2f90366c6fc485bb251b47008a09de9eqIdf5f8bff05eb04d199feb788fe0e33c3eeqIdea413981c40f4856ab9f051690b3c727(其中eqId7a133913a9f94bcc8266f4f61af61ada是自然对数的底数),则( )
A.eqId48e2513d63324ddea1cf9dab45dd3970B.eqId1c78c58fd7de4d97b6362ed264b01778C.eqId51d5ac03d0824491ae46ebb9b249ac83D.eqId71deacdf308f4b178b53a5d8b94fbb62
更新:2019/6/15难度系数:0.85题型:单选题组卷:64次
已知集合eqId1c22965a86b04dfdba093afa70d8291aeqIdcb979a08f59643ecab29f52a967f8355,则eqId5cff0d03899042e584f961ccff2456e7( )
A.eqId4793dd3c06c44ff185807ea849589a65B.eqIde4702718ce8b4ebe9c0ece6aebc157c1C.eqId3bfda69b02ab41559f5a80caf19db97aD.eqIdf5a2fddb0d4a46828dd446d38da1f4ca
更新:2019/6/15难度系数:0.94题型:单选题组卷:53次
已知函数eqId5d9971295d7c4f57b7f8b5ea5ec99210,若方程f(x)=a有四个不同的解x1,x2,x3,x4,且x1<x2<x3<x4,则eqId94b318a1a06b4fdaa8fa33b6706892dc的取值范围为(  )
A.(﹣1,+∞)B.(﹣1,1]C.(﹣∞,1)D.[﹣1,1)
更新:2019/6/15难度系数:0.65题型:单选题组卷:75次
已知eqIdc0091f63d9a640ed933753d284a03a04是定义域为eqId7dcd2312d0bf4bb1befdfcc170e45791的奇函数,且周期为2,若当eqIde1465dd303ee4267af2bfb93794af4e2时,eqId47aadfa6e7234642b5644371cd3de957,则eqIddb290ae568e34869996fb4d12629f81d______.
更新:2019/6/15难度系数:0.85题型:填空题组卷:84次
已知eqIdc0091f63d9a640ed933753d284a03a04是定义域为eqId7dcd2312d0bf4bb1befdfcc170e45791的奇函数,且满足eqId3e51b39cc7c549869a9ae7a6ca80d7b4,当eqIde1465dd303ee4267af2bfb93794af4e2时,eqId47aadfa6e7234642b5644371cd3de957,则eqIddb290ae568e34869996fb4d12629f81d_______.
更新:2019/6/15难度系数:0.94题型:填空题组卷:60次
已知函数eqId37e88205cc98412b83fd53ae9a5ccb96,若对任意eqId25477f5fa1e141a2be5d0e89d743e4d5,都有eqId3c1b0eadfccf4778a0de7c8df7935102成立,则实数eqId70a27b6ddf6b478285353abb3b1f3741的取值范围是(  )
A.eqId33988fb8ffea4fb59b4fd2a08b74baa1B.eqIdbc695554ac574d0b811c6f0e4ca54ded
C.eqId4e23c66e33d34021890a7e0f175db6e1D.eqId0b1c8d5cd1aa4fa793c186e2a8637a41
更新:2019/6/15难度系数:0.65题型:单选题组卷:113次
已知函数eqId9b56d19aabe44a4bb79b5daf1aac0e84eqIdda08fe4e3b034750b66fac70b11f2593表示不超过实数eqIdc12aac8c2448479687a40735b3572a23的最大整数),若函数eqId1fd2c30823c34f898831e9e86def46a9的零点为eqId761b2917a82b4524b8dbab7e6380f014,则eqId5cdf8bc0e70841829d36047f30badbd3(  )
A.eqId413501a2eca84483bd96950725b44e5bB.-2C.eqId7b596e60ad5b44dd94307120c6aff1faD.eqIdc6b7f783cc864ca6a1267794d82d1ac1
更新:2019/6/15难度系数:0.85题型:单选题组卷:56次
已知集合eqId8bea9608bf4b4c638e0de25425c7a173eqId0ac9deb87e8b4c8dadc71e6990fc6cde,若eqId034adfbe94ab4c638ae40453550bd2ed,则由实数eqId70a27b6ddf6b478285353abb3b1f3741的所有可能的取值组成的集合为(  )
A.eqIdf2d50da00bd1490fb29762fd3b3d74ceB.eqId749b0fa6d4bd4b3d8959409f8bfcde61C.eqIda3b57c53f570404f86b815501d16f3c0D.eqIdee406b7aa9ed4b64a7310d08c408e3c6
更新:2019/6/15难度系数:0.94题型:单选题组卷:85次
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