江苏省泰兴中学2015-2016学年高一数学寒假作业（2）.doc

江苏省泰兴中学2015-2016学年高一数学寒假作业（2）.doc-1-江苏省泰兴中学高一数学寒假作业(2)班级姓名__________一、填空题:)8,2[?A,),(???aB,若BA?,?与函数13??}35|{},64|{???????xyyBxyyA,则?BA?.,31???aa则???( 1)3 4xyx x??? ??)(32???mxxxf是偶函数,则实数?)(??( ) log ( 0af x x a? ?且1a?),若8)(2001621????xxxf?,则)()(2221xfxf?)()(2201622015xfxf????=.?????????????1,301,90,log)(3xxxxxfxx,则?))21((?a且1?a,xaxxf???2)(,对)21,21(??x均有0)(?xf,则?)(2???bxxxf满足)2()2(xfxf???,若0)(?mf,则)2(?mf与)(log2?f的大小关系是)2(?mf)(log2?)(xf满足),()(xfxf??当]0,(,???ba时总有)(0)()(bababfaf????,若)2()1(mfmf??,},10|{}43|{???????xxaxaxA?????}21|{bxbxB}10|{??xx且}|{mcxcxBA?????,( ) ( 1).1axf x aa?? ??若( )f x在区间??0,1上是减函数,则实数a的取值范围-2-、解答题:={2x,2x-1,-4},B={x―5,1―x,9},若A∩B={9},求A∪