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1、高一数学上学期期中检测(必修1) 数学试题3高一数学上学期期中检测 数学试题3 一、选择题:本大题共8小题，每小题5分，共40分. 1. 函数的定义域是 y,log(x,1)12A( B( C( D( (,)12(,)0，,(,)1，,(,)2，,2(已知，定义，则 AB,AB,1,2,3,2,4ABxxAxB,|且,A. B. C. D. 21,2,32,41,3,3(下列函数中，在其定义域内既是奇函数又是增函数的是 x3A( B( C( D( yxxR= ,y,x,x,Ry,2,x,Ry,x,x,R2m,24(已知，点都在二次函数的图象上，则 (1,),(,),(1,)mymymy,，yx
2、x,2123A. B. C. D. yyy,yyy,yyy,yyy,123321312213x5. 已知函数的图象与函数的图象关于直线对称,则 y,f(x)y,ey,x2x B( A(fxxx()lnln()220=fxexR()()2= xC( D( fxxx()lnln()220=+fxexR()()22= x6. 函数的图象是 yaa,(01)2,x,4x，6,x,0f(x),7. 设函数则不等式的解集是 f(x),f(1),xx，6,0,A( B( C( D( (,3,1),(3,，,)(,3,1),(2,，,)(,1,1),(3,，,)(,3),(1,3)2fx()8. 在(1,1)
3、,上既是奇函数，又为减函数. 若，则的取值范围是 tftft(1)(1)0,，,21ttt,12或12,ttt,12或A( B( C( D( 二、填空题:本大题共6小题，每小题5分，共30分. Shang, and action Shang with to XI comrade for General Secretary of Central keep height consistent; any when are put discipline rules is in front, enhanced organization concept, and obey Organization dec
4、ided; to set right of worldview, and Outlook on life And to lead a clean slim family, always adhere to the Communists spiritual home; to consciously practice the partys purpose, keeping qualities. CPC requirements in section-level cadres above to be a benchmark, play an exemplary role, adhere to the
5、 loyal clean play, Jiao Yulu-a good cadre of activities carried out in the ordinary party members practicing pioneer standard post set up activities. We all party members to further enhance political par core, situation awareness, awareness, awareness, belief and faith, according to positions, downt
6、own River regulation, diversion of hydraulic Process, protection of the mother River, rural safety water drinking project, construction of flood control and drought relief, water in ecological civilization construction and other key, think, often, more active, hands-on, disciplined and strict rules,
7、 play, courage, give full play to the exemplary role, the successful completion of tasks. Three reform as the core of real change, completely change, and change image. This fundamental aim of education in order to solve the problem, for this reason, we insist on problem-oriented, enhance the awarene
8、ss of problems, problems of reform in place, continuous improvement in style, to better serve the people, to better promote the water conservancy work. First of all, to find the problem. Im learning education programme, in view of the current construction of the party, proposed to focus on solution
9、of fuzzy ideals and beliefs waver, consciousness, purpose of the party weak sense, honesty and self-discipline awareness is not strong, depressed, six issues of ethical misconduct. Vast numbers of party members and cadres should closely real life personal and ideological work, reflections on the sta
10、ndard control, check the pendulum problem, pinpoint problems, get real, deep, identification, find the main target, laying the Foundation for further corrective action implementation. xx，,1 (0),，则 . 9. 若函数ff,5，fx(),，,，,xx4 (0),10. 计算 . 2log10log0.04，,22211.函数的单调递增区间是 . fxxx,log(32)，0.5xx，112. 若函数的定义
11、域为，则值域为 . 1,1,fx()fx()423,，2x,0x,013. 已知在R上是奇函数，且当时，;则当时， fx()fxxx()ln(1),，fx()的解析式为 fx(),2x，2ax，1,014. 方程一个根大于1，一个根小于1，则实数的取值范围是 . a三、解答题:本大题共6小题，共 80 分. 解答应写出文字说明、证明过程或演算步骤. 15(本题满分13分) A:BA:BU设全集为，集合，求和 A,1,3,1,3B,1,0,2A,0,2,4,6UU16(本题满分13分) x,2,0x,fx(),若函数， ,2,xxx22,0,(?)在给定的平面直角坐标系中画出函数图象; fx()
12、(?)利用图象写出函数的值域、单调区间. fx()17(本题满分13分) Shang, and action Shang with to XI comrade for General Secretary of Central keep height consistent; any when are put discipline rules is in front, enhanced organization concept, and obey Organization decided; to set right of worldview, and Outlook on life And to
13、lead a clean slim family, always adhere to the Communists spiritual home; to consciously practice the partys purpose, keeping qualities. CPC requirements in section-level cadres above to be a benchmark, play an exemplary role, adhere to the loyal clean play, Jiao Yulu-a good cadre of activities carr
14、ied out in the ordinary party members practicing pioneer standard post set up activities. We all party members to further enhance political par core, situation awareness, awareness, awareness, belief and faith, according to positions, downtown River regulation, diversion of hydraulic Process, protec
15、tion of the mother River, rural safety water drinking project, construction of flood control and drought relief, water in ecological civilization construction and other key, think, often, more active, hands-on, disciplined and strict rules, play, courage, give full play to the exemplary role, the su
16、ccessful completion of tasks. Three reform as the core of real change, completely change, and change image. This fundamental aim of education in order to solve the problem, for this reason, we insist on problem-oriented, enhance the awareness of problems, problems of reform in place, continuous impr
17、ovement in style, to better serve the people, to better promote the water conservancy work. First of all, to find the problem. Im learning education programme, in view of the current construction of the party, proposed to focus on solution of fuzzy ideals and beliefs waver, consciousness, purpose of
18、 the party weak sense, honesty and self-discipline awareness is not strong, depressed, six issues of ethical misconduct. Vast numbers of party members and cadres should closely real life personal and ideological work, reflections on the standard control, check the pendulum problem, pinpoint problems
19、, get real, deep, identification, find the main target, laying the Foundation for further corrective action implementation. 1，xa,0a,1已知(且) fx()log,a1,x(?)求的定义域; fx()(?)判断的奇偶性并证明; fx()(?)求使成立的的取值范围. xfx()0,18(本题满分14分) a12yxax,，,，已知函数在区间上的最大值是，求实数的值. a0,124219(本题满分13分) a一片森林原来面积为，计划每年砍伐一些树，且每年砍伐面积的百分比
20、相等，当砍伐到面积的一半时，所Shang, and action Shang with to XI comrade for General Secretary of Central keep height consistent; any when are put discipline rules is in front, enhanced organization concept, and obey Organization decided; to set right of worldview, and Outlook on life And to lead a clean slim fami
21、ly, always adhere to the Communists spiritual home; to consciously practice the partys purpose, keeping qualities. CPC requirements in section-level cadres above to be a benchmark, play an exemplary role, adhere to the loyal clean play, Jiao Yulu-a good cadre of activities carried out in the ordinar
22、y party members practicing pioneer standard post set up activities. We all party members to further enhance political par core, situation awareness, awareness, awareness, belief and faith, according to positions, downtown River regulation, diversion of hydraulic Process, protection of the mother Riv
23、er, rural safety water drinking project, construction of flood control and drought relief, water in ecological civilization construction and other key, think, often, more active, hands-on, disciplined and strict rules, play, courage, give full play to the exemplary role, the successful completion of
24、 tasks. Three reform as the core of real change, completely change, and change image. This fundamental aim of education in order to solve the problem, for this reason, we insist on problem-oriented, enhance the awareness of problems, problems of reform in place, continuous improvement in style, to b
25、etter serve the people, to better promote the water conservancy work. First of all, to find the problem. Im learning education programme, in view of the current construction of the party, proposed to focus on solution of fuzzy ideals and beliefs waver, consciousness, purpose of the party weak sense,
26、 honesty and self-discipline awareness is not strong, depressed, six issues of ethical misconduct. Vast numbers of party members and cadres should closely real life personal and ideological work, reflections on the standard control, check the pendulum problem, pinpoint problems, get real, deep, iden
27、tification, find the main target, laying the Foundation for further corrective action implementation.3 1，已知到今年为止，森林剩余面积为原来的用时间是10年，为保护生态环境，森林面积至少要保留原面积的42. 2(?)求每年砍伐面积的百分比; (?)到今年为止，该森林已砍伐了多少年, (?)今后最多还能砍伐多少年, 20(本题满分14分) 函数对一切实数，均有成立，且( xfx()fxyfyxyx()()(21)，,，f(1)0,y(?)求的值; f(0)(?)求函数的解析式; fx()11x
28、,(0,)x,(0,)(?)对任意的，都有fxx()2log，,成立时，求a的取值范围( 1212a22高一数学上学期期中检测 数学试题3参考答案Shang, and action Shang with to XI comrade for General Secretary of Central keep height consistent; any when are put discipline rules is in front, enhanced organization concept, and obey Organization decided; to set right of wo
29、rldview, and Outlook on life And to lead a clean slim family, always adhere to the Communists spiritual home; to consciously practice the partys purpose, keeping qualities. CPC requirements in section-level cadres above to be a benchmark, play an exemplary role, adhere to the loyal clean play, Jiao
30、Yulu-a good cadre of activities carried out in the ordinary party members practicing pioneer standard post set up activities. We all party members to further enhance political par core, situation awareness, awareness, awareness, belief and faith, according to positions, downtown River regulation, di
31、version of hydraulic Process, protection of the mother River, rural safety water drinking project, construction of flood control and drought relief, water in ecological civilization construction and other key, think, often, more active, hands-on, disciplined and strict rules, play, courage, give ful
32、l play to the exemplary role, the successful completion of tasks. Three reform as the core of real change, completely change, and change image. This fundamental aim of education in order to solve the problem, for this reason, we insist on problem-oriented, enhance the awareness of problems, problems
33、 of reform in place, continuous improvement in style, to better serve the people, to better promote the water conservancy work. First of all, to find the problem. Im learning education programme, in view of the current construction of the party, proposed to focus on solution of fuzzy ideals and beli
34、efs waver, consciousness, purpose of the party weak sense, honesty and self-discipline awareness is not strong, depressed, six issues of ethical misconduct. Vast numbers of party members and cadres should closely real life personal and ideological work, reflections on the standard control, check the
35、 pendulum problem, pinpoint problems, get real, deep, identification, find the main target, laying the Foundation for further corrective action implementation. 16(本题满分13分) y解:(?)函数图象如右图所示; 54 3 21 x-6-5-4-3-2-11234560-1 7分 -2 -3-4 -5，？2xx,1,0,？0,x,1 10分 1，x当0,a,101,时，由fx()0,得 ， 1,x1，x,，,10,1,x,1,x,0
36、则由解得 12分 ,1，x,0,1,x,a,1x(0,1)fx()0,综上，当时，使的的取值范围为; Shang, and action Shang with to XI comrade for General Secretary of Central keep height consistent; any when are put discipline rules is in front, enhanced organization concept, and obey Organization decided; to set right of worldview, and Outlook o
37、n life And to lead a clean slim family, always adhere to the Communists spiritual home; to consciously practice the partys purpose, keeping qualities. CPC requirements in section-level cadres above to be a benchmark, play an exemplary role, adhere to the loyal clean play, Jiao Yulu-a good cadre of a
38、ctivities carried out in the ordinary party members practicing pioneer standard post set up activities. We all party members to further enhance political par core, situation awareness, awareness, awareness, belief and faith, according to positions, downtown River regulation, diversion of hydraulic P
39、rocess, protection of the mother River, rural safety water drinking project, construction of flood control and drought relief, water in ecological civilization construction and other key, think, often, more active, hands-on, disciplined and strict rules, play, courage, give full play to the exemplar
40、y role, the successful completion of tasks. Three reform as the core of real change, completely change, and change image. This fundamental aim of education in order to solve the problem, for this reason, we insist on problem-oriented, enhance the awareness of problems, problems of reform in place, c
41、ontinuous improvement in style, to better serve the people, to better promote the water conservancy work. First of all, to find the problem. Im learning education programme, in view of the current construction of the party, proposed to focus on solution of fuzzy ideals and beliefs waver, consciousne
42、ss, purpose of the party weak sense, honesty and self-discipline awareness is not strong, depressed, six issues of ethical misconduct. Vast numbers of party members and cadres should closely real life personal and ideological work, reflections on the standard control, check the pendulum problem, pin
43、point problems, get real, deep, identification, find the main target, laying the Foundation for further corrective action implementation.5 时，使的的取值范围为. 13分 当0,a,1x(1,0),fx()0,(?)设经过2年剩余面积为原来的，则 m21m211m1m102m,5,(1,),axa(),()， 即，解得 102222故到今年为止，已砍伐了5年。8分 2na(1,x)nn(?)设从今年开始，以后砍了年，则年后剩余面积为 2212nnaa(1,x
44、)令?，即?， (1,x)442n3n31110215()()n?，?，解得? 10222故今后最多还能砍伐15年。13分 Shang, and action Shang with to XI comrade for General Secretary of Central keep height consistent; any when are put discipline rules is in front, enhanced organization concept, and obey Organization decided; to set right of worldview, an
45、d Outlook on life And to lead a clean slim family, always adhere to the Communists spiritual home; to consciously practice the partys purpose, keeping qualities. CPC requirements in section-level cadres above to be a benchmark, play an exemplary role, adhere to the loyal clean play, Jiao Yulu-a good
46、 cadre of activities carried out in the ordinary party members practicing pioneer standard post set up activities. We all party members to further enhance political par core, situation awareness, awareness, awareness, belief and faith, according to positions, downtown River regulation, diversion of
47、hydraulic Process, protection of the mother River, rural safety water drinking project, construction of flood control and drought relief, water in ecological civilization construction and other key, think, often, more active, hands-on, disciplined and strict rules, play, courage, give full play to t
48、he exemplary role, the successful completion of tasks. Three reform as the core of real change, completely change, and change image. This fundamental aim of education in order to solve the problem, for this reason, we insist on problem-oriented, enhance the awareness of problems, problems of reform in place, continuous improvement in style, to better serve the people, to better promote the water conservancy work. First of all, to find the problem. Im learning education programme, in view of the current construction of the party, propose