组卷网>知识点选题>求解对数函数复合型函数的值域
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解答题 | 一般(0.65) | 2022·全国高三专题练习
1 . 已知函数eqIddf45edde59af431c8d9d9bbb43458fa7
(1)解不等式eqIdac121730997d49c1b6e9356c505f15d1
(2)当函数eqId6f13759e937144069819aed2ae5a1057的定义域为eqId47b84a979740458b8a74074b8e983315eqId16e48c62b4224be1bb4c086aea1af847时,求eqId6f13759e937144069819aed2ae5a1057的值域.
更新:2021/07/31组卷:0
解答题 | 较易(0.85) | 2022·全国高三专题练习
2 . 已知关于eqIda9cd3f94eb8045438f75e9daccfa7200的不等式eqIda1ed373f1b424d4d9e111e053360beab的解集为eqId052844cae8574a8ab842c38a039baac0.
(1)求集合eqId052844cae8574a8ab842c38a039baac0
(2)若eqIdb9626e962daf44ebaf4254c87997f6af,求函数eqId5954b8ff4cce4093954d49c99f96a5b5的最大值和最小值.
更新:2021/07/31组卷:0
3 . (1)已知eqId3d39e39e714a4a789702f8c080e70fa6,求函数eqIda3638a3687c144b2a1b2ead330c7492d的值域;
(2)记函数eqIdd19a60dffecf427f875c27dfee6e5fcbeqId071c6c77d3a54d51aa4be758c465b041eqId5b91d1d94e8d48c79cf35f26cf79b8c1求函数eqId9c9bd7dd05594c6e8fb0ca64b06278f8的图象与x轴所围成的图形中封闭图形的面积.
解答题 | 较易(0.85) | 2021·湖南高三月考
4 . 已知函数eqId567b753cab104974a6153eb328f789f8eqId982da3835b7946d999cc8604a2ece266eqIdd951487aa2c84adebbd85d63425e0e52),eqId936032ee3a484f7d939d65bd742a0c47
(1)若eqIddba619406f1a4237943c5d20adc71f45,求eqId4837c94ef0ff4dcf9b1dda4df363275a的取值范围;
(2)求不等式eqIdc0b091672c494b6e943555815200c5cf的解集.
5 . 已知集合eqId8134685f95e44806a82e202f73ef9bd9,集合eqIddeacd51adc0041338890b5201e7d9c31,若eqId15cb7ceb4a21431184dfe39747185a97,则实数eqId70a27b6ddf6b478285353abb3b1f3741不可以取(   )
A.eqIdbeffaaf8d5cd43cf8375210d69fce6beB.eqIda86879ae304449a4a6e6461c485a1f13C.eqId37705e1ef6a84bbdbe88433e75932cdfD.eqIdc052ddfbd4524f67a79e0e77c2e5656a
6 . 已知函数eqId5b671ba1f45e438db266ff35d2e0fd74eqIdca4ab76061b14cdfbb5b2cb8cf37b9c0),eqIdfbd65e9cccf847a2bb09c23c355bfb67
(1)若eqId038da879b6a5465aa89243dfb334bcf9,记eqId6037963c390547f4b194ba806a9eff55的解集为eqId2381423d4cd146cab95f55527681a766,求函数eqId90d13972e21240d5b105f9ed8633e990eqIdf2f263ea935642c4b342487ebe878f9b)(eqIdf035b8f27d4645bb9f6a66f4a3f51918为自然对数的底数)的值域;
(2)当eqId1158ac6c98224db891b00134c5a996d5时,讨论函数eqId29220cec45404228a4f14481ca63d6f2的零点个数.
单选题 | 较易(0.85) | 2021·安徽高一月考
7 . 已知函数eqId837d0881a93545eba8a22240a02d0d99,则“eqId50e154a2496f4314a1ea191b726c2d65”是“eqIda570227ff34843a091e6a8fa3ef84de7”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
8 . 已知函数eqId8df047b0cae145c4a82240fd6288498b.
(1)求证:函数eqId4837c94ef0ff4dcf9b1dda4df363275a是偶函数;
(2)求函数eqId4837c94ef0ff4dcf9b1dda4df363275a的值域.
解答题 | 一般(0.65) |
9 . 已知函数eqId8b931f7505f64c57be61da4072a495e9的图象过点eqId1245f123a92141f4b7399e981bd5b8edeqId43766ca298d2458c871cc9ac2487de94
(1)求函数eqId6f13759e937144069819aed2ae5a1057的解析式:
(2)令eqId4bc03c0e7fe545018d3cf2b15d46375d,求eqIdfcaf3bbe14e548cc8d47beb2467db5a0的最小值及取得最小值时x的值.
更新:2021/06/06组卷:396
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