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本文(最新四川省成都七中届高三年级二诊模拟考试理科数学及答案优秀名师资料文档格式.docx)为本站会员(b****5)主动上传,冰豆网仅提供信息存储空间,仅对用户上传内容的表现方式做保护处理,对上载内容本身不做任何修改或编辑。 若此文所含内容侵犯了您的版权或隐私,请立即通知冰豆网(发送邮件至service@bdocx.com或直接QQ联系客服),我们立即给予删除!

最新四川省成都七中届高三年级二诊模拟考试理科数学及答案优秀名师资料文档格式.docx

1、,1,A.,(,,),(,)B.,(1),(,1)C.,()D.2,(,,,),nn,1aSana,2a,a,2,27、已知数列满足且,为数列的前项和,则nnn1nn,1(S,2)2012log, ( ) 2A.2013B.2012C.2011D.2010 minor injury rate is less than 0.8%. 15.2.3 construction safety management system in order to achieve security objectives and develop safety management system: (1) constru

2、ction contract responsibility system for production safety and security before the approach to establish effective safety production responsibility system, enabling all staff to clarify their security responsibilities, project manager and construction team, subcontractors enter into a construction c

3、ontract, specification for safe behaviour. (2) safety instruction and safety training before the approach of safety education for all employees, comes into play in the construction and regular lectures on security, security awareness and staff training in special positions. (3) safety information re

4、gularly check the implementation of the safety and security reports submitted in a timely manner, appropriate security measures, develop safety plans, active contact with Labor departments to ensure information transfer, the transfer, collection, management. (4) security system according to the stan

5、dard case, the whole construction process of security checks to eliminate hidden dangers, and by checking and reward and punishment system to enhance the safety awareness of staff, ensuring smooth safety guidelines and regulations, ensure the security goals of the. 15.2.4, safety and facilities mana

6、gement (1) configuration of safety equipment: material, repair shop, reinforced wood-mode processing plants, construction of living 22xy28、若抛物线与双曲线有相同的焦点下,点是两曲线,1(a,0,b,0)y,2px(p,0)A22abAF,x的一个交点,且轴,若为双曲线的一条渐近线,则的倾斜角所在的区间可能是 ll( ) , A.(0,)B.(,)C.(,)D.(,)4644332112,b9、为正实数,且,,1,则的最大值为 ( ) a,bab2ab195

7、3A.B.C.D. 216164x,R10、已知定义在上的函数满足下列三个条件,,对任意的都有;y,f(x)f(x,4),f(x)R?对任意的,都有;的图像关于轴对称。则0,x,x,2f(x),f(x)y,f(x,2)y1212的大小关系为 ( ) f(4.5),f(6.5),f(7)A.f(4.5),f(7),f(6.5)B.f(4.5),f(6.5),f(7) C.f(7),f(4.5),f(6.5)D.f(6.5),f(7),f(4.5)22xy2,1(a,0,b,0)11、双曲线的渐近线与抛物线相切,则该双曲线的离心率为 y,x,122abA.3B.2C.5D.612、用红、黄、蓝三种

8、颜色去涂图中标号为的个小正方形,使得任意相邻(有公共边)1,2?99的小正方形所涂颜色都不相同,且标号为“3,5,7”的小正方形涂相同的颜色,则符合条件的所有涂法共有( )种 1 2 3 A.18B.36C.72D.1084 5 6 二、填空题(共4小题,每小题4分,共16分) 7 8 9 x,0,y,xkz,x,3y13、已知满足条件为常数,若得最大值为x,y,2x,y,k,0,8,则 。 k,314、直径为的球的内接正四面体的体积= 。 mode processing plants, construction of living-inforced woodurity goals of th

9、e. 15.2.4, safety and facilities management (1) configuration of safety equipment: material, repair shop, rehe secd and punishment system to enhance the safety awareness of staff, ensuring smooth safety guidelines and regulations, ensure to the standard case, the whole construction process of securi

10、ty checks to eliminate hidden dangers, and by checking and rewarding tontact with Labor departments to ensure information transfer, the transfer, collection, management. (4) security system accorf the safety and security reports submitted in a timely manner, appropriate security measures, develop sa

11、fety plans, active ction on security, security awareness and staff training in special positions. (3) safety information regularly check the implementaraining before the approach of safety education for all employees, comes into play in the construction and regular lectures ofety ttion team, subcont

12、ractors enter into a construction contract, specification for safe behaviour. (2) safety instruction and saproduction responsibility system, enabling all staff to clarify their security responsibilities, project manager and construcafety ) construction contract responsibility system for production s

13、afety and security before the approach to establish effective s15.2.3 construction safety management system in order to achieve security objectives and develop safety management system: (1minor injury rate is less than 0.8%. 2 22xy15、若点和点分别为椭圆的中心和左焦点,点为椭圆上任意一点,则,,1OP,FPOFP43的最大值为 。A,R16、设集合,集合中的任意元素

14、满足运算“”,且运算“”具有 ,Aa,b,Aa,a,0如下性质,对任意的,(1);(2); a,b,c,A(3);给出下列命题: (a,b),c,a,c,b,c,c0,Aa,Aa,0a,0,a,;若则;若且则 (1,1),1,01,A其中正确命题的序号是 (写出所有正确命题的序号) 三、解答题(共6题,17题21题每题12分,22题14分,共74分) 222,ABC17、a,c,ac,bc在中,分别是角的对边,已知且 a,b,cA,B,Cb,ac,(1)求的大小; ,AA,f(x),cos(,x,),sin(,x)(,0)(2,)设且的最小正周期为,求在的最f(x)f(x)0,22大值。18、

15、甲、乙两名运动员一次试跳2米成功的概率分别为0.7,0.6且每次试跳成功与否相互之间没有影响。求:(1)甲试跳3次,第3次才成功的概率;(2)甲、乙两人在第一次试跳中至少有一个成功的概率;(3)甲、乙两人各试跳两次,甲比乙的成功次数恰好多一次的概率。19、在直三棱柱中,AA,AB,BC,3,AC,2,D是中点. AC1BC/平面ABD(1)求证:; 11BABD(2)求点到平面的距离;第3页,共13 页 (3)求二面角的余弦值。 A,DB,B111220、已知函数, f(x),alnx,x,(1,a)x(x,0)2(1)求的单调区间; f(x)(2)若在内恒成立,求实数的取值范围; af(x)

16、,0(0,,,)111n*(3)求证:。 ,?,,n,N,ln2ln3ln(n,1)n,1x21、已知椭圆的对称中心为原点,焦点在轴上,左,右焦点分别为F和F,且,|FF|,2CO12123点在该椭圆上。 (1,)2(1)求椭圆的方程; C122FF(2)过的直线与椭圆相交于A,B两点,若,AFB的面积为,求以为圆心且与直lC1227线相切的圆的方程。 l111aab?,bab,1,b,2b,1,1,(,)22、数列满足,若数列满足 1nnnn1n,1nbbb12n,1* (n,2,n,N)bb,b,b(1)求及; n234urity goals of the. 15.2.4, safety

17、and facilities management (1) configuration of safety equipment: (1minor injury rate is less than 0.8%. mode processing plants, construction of living-inforced wood4 a,1b*nn(2)证明; ,(n,2,n,N)abn,n,1111110*(3)求证: (1,)(1,)?(1,),(n,N)aaa3n12成都七中高2012级二诊模拟试题参考答案 一、选择题 2i(1,i)1Z,i,1?、理 C 虚部为1; (1,i)(1,i)B

18、,x|1,x,4?A:B,x|2,x,4 文 C 。第5页,共13 页 2x,2x,2a,22、 C 当时,在上为减函数,排除; (,1y,logA22x,4x,22a,4 当时,在上为减函数,但不恒大于0, x,4x,2(,1y,log4排除B;323x,x,22 当时,在上不为减函数。 a,y,log(,13221013、 A 。 sinB,tanB,?tanC,tan(A,B),1103,O,ABC?,AOB,?,3,4、 D 为正四面体,所求距离为。 332335、 D |OA|,|OB|,|OC|,?OA,OB,OC,0323312,()()()()()cos120 ?OA,OB,O

19、A,OC,OC,OB,366、理 B ,,,P,(|,|,),P,(,,),P,(,),(),(),(1),(,1) ,2, 文 A 切线方程为 y|,(3x,2)|,1?y,x,1x,1x,1nn,1nn,17、理 A 由得,而 a,2a,a,2,2a,2,(a,2)1nn,1nn,1n201220111 ,即 a,2?a,2,(a,2),?,(a,2),0n20122011120122(1,2)(S,2)2201220132012?S,2,2,?2,2,2?log,2013 201221,222q4a,4a,a 文 C 设公比为,由题设, ?4aq,4a,aq?q,4q,4,0213111

20、4a(1,q)1 ?q,2?S,1541,q2p22PPPPp222224F(,0),C,A(,P),a,bc,a,b8、理D 由及,又 ,1222224ab2222222ba,b4(a,b)abt,0 即,令,则 ,1?(),4,4,02222aabba-inforced woodurity goals of the. 15.2.4, safety and facilities management (1) configuration of safety equipment: (1minor injury rate is less than 0.8%. mode processing pla

21、nts, construction of living6 42, ,设倾斜角为,则 t,4t,4,0?t,2,22b, 。 tan,2,22,3?,(,),a3242()4yy2A3A 文A ,设,则 (2,),(,)AyGF(1,0),B(2,0),(),1,?y,1AA3323A(2,1)?|AF|,221111113139,b22(1)()()9、 B ,,,,,,,, 2222416ababaaaaaaa13119, 当时,取最大值。 16a4b410、 A 对?对任意的,都有说明在 ,0,20,x,x,2f(x),f(x)f(x)1212x,2 单增,对,由周期为,对?对称轴方程为 f(,x,2),f(x,2)?4f(7),f(3),f(1)f(6.5),f(2.5),f(1.5)f(4.5),f(0.5)y2011、C 设切点,则切线的斜率为2x,由题意 P(x,y),2x,y,2x00000x0bb2222?y,x,1?x,1,2x?x,1?,2,e,1,(),5 又 00000aa112、D 解:标号为“3,5,7”三条相同颜色有种涂法,当“3,5,7”涂 C31 好后,“2,4,1”有两类涂法,一类“2,4”同色有种。此时“1” C2111

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