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3 . 已知函数eqId6ee9d9705d1642ac91adc184c2902f74
(1)若eqIda08ce385279d41c789695fb651b17890,求不等式eqIdf7f529a187f74aac908d34875cab16af的解集;
(2)若eqId5505ac81f9d042d7b9c14f578a8b28a0,求实数a的取值范围.
解答题 | 一般(0.65) | 2021·云南高二期末(文)
5 . 已知函数eqIdcb6a7d1742f54c8bb73070bde8216c10.
(1)当eqId316e2199840e418e87252dba1d7d7ffd时,解不等式eqId1b1ea2d7ac684d71bb00e7f3451564dd
(2)当eqId982da3835b7946d999cc8604a2ece266时,若eqId4de0bdf359cb4bc98b4dd139dcd77ad1恒成立,求a的取值范围.
6 . 已知函数eqId63bfc7d50ba44a76a8672aa6938aa667,其中eqId0ce93bfa1f6a4a23b3258410dd19847a为正实数.
(1)当eqId53ecf92a87684cc7befbd07308cece3d时,求不等式eqIdb22a052cdd524d76b927813ea5190629的解集;
(2)若函数eqId4837c94ef0ff4dcf9b1dda4df363275a的最小值为eqId37705e1ef6a84bbdbe88433e75932cdf,求eqId4bba9660627e4519b4f9b5b461ede8ea的最小值.
8 . 已知eqId7f7c0e942fde462189c9875c3baa9d06eqId0777076d2cd649bd9fe21475e5a456fb
(1)解不等式eqId2d718409a50e4084bd37274b8498bfb9
(2)若方程eqId9072100d932b4852b92e73b51cddb0af有一个解,求实数eqId70a27b6ddf6b478285353abb3b1f3741的取值范围.
9 . 已知函数eqId6342d83b1490490786b9c3a806993e6ceqIdb77d94cba61640f9a2af2309e9966b0a.
(1)当eqIdb2f42f93cc31430e9c331461dff01f47时,解关于x的不等式eqId71c65e830d184181b9a0e0a83280edf2
(2)若eqId71c65e830d184181b9a0e0a83280edf2对任意eqId6fc94f6e181444c6b809fb393eb8fae6恒成立,求实数m的取值范围.
10 . 已知eqId8291307519704edeb01d5116acb16d4c,则eqId52f594f7436944b094c18107823a47d8的取最小值时,eqIdb77b00997570472395ae48f98ae7f9f7为(   )
A.eqId15d2088f003c4aad9745c07a7616191bB.eqId234f115648b84034995067419adb9bf4C.3D.eqId2e54c0609abd47ff98e0adec82f805a6
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