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(1,0 điểm)CT8T?'1D!_K;d6!ˆCW ( )    ( a b c a b c ab + + = + + −   ‰ 6"'!:wˆX!\C8"!B    ,{  P a b c a b c   = + + + +  ÷  ÷ + +   ĐỀ SỐ 42 Câu 1.(2,0 điểm) 1D   z t z t  y x m x m x m= + − − + − zt l71'!1_8"3!"POOuv!w1Dzt="† A1D%!_!:w!%"   Tx x !ˆCS‚       x x x x+ = +  Câu 2.(2,0 điểm)  "7"+;d6!:A‚ { 1 1"  1 c x x x + = − − .  "7"8X!+;d6!:A‚      ?6 ?6 z| (, Št  ,  x x x+ − + + ≥ −  Câu 3.(1,0 điểm) x!x+2‚.†    z t z t x x e dx x + + ∫  Câu 4.(1,0 điểm) 1. A1D%6BC  x !:6=C"!:"  z t n x x − 8"3! n ?1D!_"P!ˆCS‚   (             (  z t (  n n n n n C C C n C + + + + + + + + + + = t  2. o9!"39+_6|'"8R!CT|'"8R!T('"8R!!xO'" 8R!ˆX6‹"P:C,'"8R!x'1X!?X;Nx!X!C"8R![6  Câu 5.(1,0 điểm) :6~!+•6!%9FTC";`6!•6   ‚ Š  €  ‚   d x y d x y− + = + + = *+ +;d6!:A;`6!:•c!2!9;`6!•6  d O!"3+RO<";`6!•6  d !%" "c9?, Câu 6.(1,0 điểm) :6=&66"CO<"5!%9FƒT!C6"' ABC c z€€,tA OC"!:6!3 y!:PC";`6!•6c+;d6!:A‚   ( ‚ €    x y z d − − = = −     ‚  ,  x y z d − − − = = −  xK"5!x!C6"' ABC  Câu 7.(1,0 điểm) ?W6!:^!C6"'q]qŒ]ŒŒc'q]?!C6"'O&6!%"qOq]†CT ]†C]"3!A"3\C]Œ?P~!+•6zq]t!:[6O<"?!2;`6!:•6%" !"3+!C6"'q]O6c6"iC;`6!•6ŒO~!+•6zqŒ]ŒŒt?|  x! !x=D"?W6!:^O6c6"iC;`6!•6]ŒO~!+•6zq]]Œt!C Câu 8.(1,0điểm) "7"5+;d6!:A‚           zT •t (  (    x xy y x y x xy y x y  + + − − =  ∈  + + − − =   . Câu 9.(1,0 điểm)  Tx y ?'1D!_!9=76 z€ ta + O<" a > ?1D!_!:;< A6"'!:w?<X!\C8"!B‚   z t z t z tP a x y x a y y a x= + + + − + + −   !"!#$%"&!'()!*+, ĐỀ SỐ 43 Câu 1.(2,0 điểm)1D† 1 4 z  Žtz  …tztz?!C1Dt 1.l71'!1_8"3!"POOuv!w\C1Dzt="† 2A!X!7'6"'!:w\Cv!w1DztY!!:^!%"C""+28"5! qO]1C!"3+!3\Cv!w1Dzt!%"qO]O&66cO<"C Câu 2.(1,0 điểm) 1. "7"+;d6!:A 3 1"}1}† cos2x } 3 1" 2. "7"+;d6!:A1C‚   (  ( ,  {  x x x x− − − − − − + = Câu 3.(1,0 điểm) x!x+2.†    ?   K  − ∫  Câu 4.(1,0 điểm) 1. A!*+N+"!:6~!+•6+B8"K"f1D+Bƒ!ˆCS" ="5 2 | z i | | z z 2i |− = − + 2. o9!c1"6vc,1"=D"T1"=D"O(1" =D"3+!9!66C6x'1X!,1"=D"B6% CO1"=D"B6%C Câu 5(1,0 điểm) :6~!+•6FT"oz€t"3!+;d6!:A;`6!•6"@CoOY! " K;d6\C!:^FTF!!B!_!%"qO]1C9K"%q]ˆX! Câu 6.(1,0 điểm) :6=&66"CFƒTC""qz€€}tT]z}€€t O;`6!•6 x 1 t : y 0 z t = +   ∆ =   = −   "3!+;d6!:A;`6!•6K"@C]TY! ∆ 1C=76'!Qq3K8y6 3  Câu 7.(1,0 điểm) Ac+hq]cq]†]†C€ · ABC † 90 o o~!+•6zhq]tO~!+•6 zhqt[6O&66cO<"~!+•6zq]t]"3!6c6"iCC"~!zhqtO~!+•6 zh]t8y6 60 o x!!x\C=D"c+hq]!C Câu 8.(1,0 điểm): "7"5+;d6!:A 2 2 2 2 3 2 1 1 4 22  + =  + −    + + =   y x y x x x y y Câu 9.(1,0 điểm) a,b,c?8C1D!_K;d6!>j!7Sa+ b+ c = 2. A6"'!:w?<X!\C8"!B‚    ab bc ca P c ab a bc b ca = + + + + +  !"!#$%"&!'()!*+, ĐỀ SỐ 44 Câu 1.(2,0 điểm).1D    x y x − = +   l71'!1_8"3!"POOuv!w z tC \C1DS  "3!+;d6!:A;`6!•6 ∆ "@C" z€tI OY!v!w z tC !%"C""+2 8"5! TA B 1CK"5!x!C6"' OAB 8y6  zO?6D!C9t Câu 2.(1,0 điểm).  "7"+;d6!:A z 1 t! 1  1" 1" x x x x x− + + =   "7"+;d6!:A1C‚   { s (  ,x x x x− − = − − + Câu 3.(1,0 điểm). x!x+2   | 1 ?z 1" t 1" x x I dx x π π + = ∫  Câu 4.(1,0 điểm).  "   T z z ?C"6"5\C+;d6!:A  ( 1    z z π   − + =  ÷   A1Dn 6P K;d6ˆX!1C    n n z z+ =  •R!68"!B‚  (  ( (  ( ( ( ( ( ( ( ( (    z t    k k k A C C C C C C C C + = − + + − + +  Câu 5.(1,0 điểm). :6~!+•6O<"5!C9Oxy, A!"ABCD c ‚ Š  TAC x y+ − = C"a B, D?L?;N!!9';`6!•6  ‚ { d x y+ − = T  ‚   d x y− + = A!C9'a \CA!"8"3!:y6K"5!x\CA!"8y6Š(OaA c92 Câu 6.(1,0 điểm) :6=&66"CO<"5!C9OxyzT;`6!•6    z t‚    x y z d − − − = = − O~! +•6 z t ‚  | P x y z+ + − = o9!~!+•6 z tQ BC z td OY! z tP !6"C!3?;`6 !•6 ∆ '6D!C9 O 9!=766YX!"3!+;d6!:A\C~!+•6 z tQ Câu 7.(1,0 điểm). Ac+ S ABCD c z tTSC ABCD⊥ 'ABCD?A!"c%8y6 a O ·   ABC = ]"3!:y66c6"iCC"~!+•6(SAB)O z tABCD 8y6  ,(  x! a ! !x\C=D"c+ S ABCD O=76'6"iCC";`6!•6SA, BD. Câu 8.(1,0 điểm):"7"5+;d6!:A ( ) ( )    Š  z T t  , ( x x y y x x y x y x y + = − + +  ∈  + + + =   ¡  Câu 9.(1,0 điểm). T Ta b c ?8C1D!_K;d6 A6"'!:wˆX!\C8"!B1C‚    P a ab abc a b c = − + + + +   !"!#$%"&!'()!*+, ĐỀ SỐ 45 Câu 1.(2,0 điểm): 1D†  …  …zŽt…cv!wz  tT R∈   l71'!1_8"3!"POOuv!wzt\C1D="†  A6"'!:w\C;`6!•6K‚†Ž…Y!z  t!%"8C"+28"5!qz€tT ]T1C!C6"'o]cK"5!x8y6   TO<"oz€t Câu 2.(1,0điểm): Ct "7"+;d6!:A‚ ( ) ( )  ( (1" 1"( x x π π + −+ = 8t "7"+;d6!:A‚       ( { x x+ + − − = Câu 3.(1,0 điểm):x!x+2‚  ? z ? t xdx x+ ∫ Câu 4.(1,0 điểm): !*+N+qc n +L!#]"3!:y61D!*+6v+L!#\Cq " d1D!*+6v+L!#\Cq?Š(!*+ S!A1D%6=&6BC x !:6=C"!:" ( )  z t n x x x − ≠ Câu 5.(1,0 điểm)::6~!+•6O<"5!C9F;`6!:•ztc+;d6!:A   …  Ž,ŽŽ,†O"qz},€t"nO•?C"!"3+"\CC"!"3+!3Ou!Q q3;`6!:•zt*++;d6!:A;`6!•6K"@Coz}€(tO1616O<" ;`6!•6n• Câu 6.(1,0 điểm)::6=&66"CO<"5!C9FƒT~!+•6z„tc+;d6!:A ,…Žƒ†"3!+;d6!:A~!+•6z‡t"@C"qz€€tTO&66cO<"~! +•6z„tO'"]z€€|t9!=768y6 Câu 7.(1,0 điểm): Ac+hq]$'q]?!C6"'O&6!%"]c6c8y6  Oc!:6 !2?%8Phq!%O<"~!+•6zq]t6c|  Ohq†CC"~!+•6zh]tO zht[6O&66cO<"~!+•6zq]tx!!x=D"c+hq]!C Câu 8.(1,0 điểm) "7"5+;d6!:A‚        (z t z t z t { x y x y x y ì ï + + - = + - ï ï í ï - + - = ï ï î  Câu 9.(1,0 điểm):  x T y ?C"1D!_!ˆC" ="5‚     x x y y − + = + −  A6"'!:w?<X!O6"'!:wˆX!\C„† x y+ +  !"!#$%"&!'()!*+, ĐỀ SỐ 46 Câu 1.(2,0 điểm).1D  ,  x y x + = −  tl71'!OOuv!w ( ) C \C1D!:P t"zdt?;`6!•6@CAz€tOc51D6ckAk1CzdtY!zCt!%"C" "M, NO  MN =  Câu 2.(1,0 điểm). t "7"+;d6!:A 1, ! !C 1"  x x x x − =  t "7"5+;d6!:A ( ) ( ) ( ) ( )         |  ?6  ?6     ?6 x y x x y x xy y +  − = −   + + + = +   Câu 3.(1,0 điểm). x!x+2 ?  ?   x x x e I dx e e = − + − ∫  Câu 4.(1,0 điểm) AO&6q]•T!:P'%q]T]T•T•q?L?;N!?XTTT"+2 8"5!='qT]TT•A8"3!1D!C6"'c8Ca?X!Q|…"S?,s Câu 5.(1,0 điểm) :65!C9F;`6!:•zt9"!"3+AO&6q]•c+;d6!:A ( ) ( )      − + − = x y  ‘'w!C9'aAO&68"3!%q]"@Coz}€}tO > A x Câu 6.(1,0 điểm) :6=&66"CO<"5!C9FƒT"oz,€€}tOC";`6!•6     ‚   ‚      = − = +     = − = − −     = − + = +   x t x k d y t d y k z t z k "3!+;d6!:A;`6!•6K"@CoO&66cO<"K  OY!K   Câu 7.(1,0 điểm). Ac+hq]•'q]•?A!"%CThq†CT SB a = ·  T |BAD = O+zhq]tO&66cO<"~!'"oT?L?;N!?!:6"\Cq]T]x! !x=D"!BK"5h•O!x1"6c6"iCC";`6!•6hoO• Câu 8.(1,0 điểm) "7"5+;d6!:A         ( Š x x x y x y x x y  − + + + − =   + + + =    Câu 9.(1,0 điểm).   !"!#$%"&!'()!*+, TTƒ?8C1D!_!ˆCS‚……ƒ†, A6"'!:wˆX!\C8"!B‚       | |S x y z = + + + + + ĐỀ SỐ 47 Câu 1.(2,0 điểm)1D     z t y x mx m x= − + − + zt l71'!1_8"3!"POOuv!w\C1Dzt=" m =  A m ;`6!•6  y x= + Y!v!w1Dzt!%"8C"+28"5!qT]T !ˆCS" ( )  € y6"iCqO]v6!`"%!•6q]c9K"8y6   Câu 2.(1,0 điểm) 1."7"+;d6!:A‚1,}z  }t1†1"…   2, "7"5+;d6!:A‚  ?6 z  {t | {    x x y x y y x + − + =    + =    Câu 3.(1,0 điểm)x!x+2‚.†   ?   K  ?   − + ∫  Câu 4.(1,0 điểm) =C"!:" ( ) 10 1 2x+  ( ) 2 2 3 4x 4x+ + † 0 a … 1 a … 2 a   …… 14 a  ,  A6"'!:w\CC | Câu 5. (1,0 điểm) :6~!+•6O<"5!C9FTAO&6q]•c!2.z€}t]"3!aqT ?L?;N!!9';`6!•6‚……†O……†A!C9'a\C AO&6 Câu 6.(1,0 điểm)::6=&66"CO<"5!C9FƒTC";`6!•6‚   ‚   x t d y t z = +   = −   =  €     ‚    x y z d − − + = = − "3!+;d6!:A+z„t1616O<"  d O  d T1C=76' !Q  d 3z„t6X+C"?L=76'!Q  d 3z„t Câu 7.(1,0 điểm)) Ac+hq]c'q]?!C6"'O&6Oq]†]†C%hqO&66cO<" ~!+•6zq]tc6"iCC"~!+•6zh]tOzq]t8y6,(  "o?!2~!L6%" !"3+Ac+hq]x!!x=D"CK"5oq]!C Câu 8.(1,0 điểm) "7"5+;d6!:A      ,z t ,  Š x y x y x y xy  + + − = −   + + =    Câu 9.(1,0 điểm) '1D!_=&62 zyx TT !7S   =++ zyx  A6"'!:w?<X!\C8"!B‚ zyx zxyzxyA ++ +++= (   !"!#$%"&!'()!*+, ĐỀ SỐ 48 Câu 1.(2,0 điểm). 1D‚†  }  …z},t…O<"?!C1D  l71'!1_8"3!"POOuv!w\C1Dzt="m = 4  B6"v!wzt?&Y!!:^!%""qDwO<""mAv !wztY!!:^!%"8C"qT]T+28"5!1C + + = 1 1 0, A B C k k k !:6c , , A B C k k k ?L?;N!?51D6c!"3+ Câu 2.(1 điểm).  "7"+;d6!:A‚ 11" , 1" =+−−       + xxx π   "Ca8X!+;d6!:A‚ ( ) xxx |, | | ?6?6 ≥+ Câu 3.(1 điểm) x‚ ( ) dxxxxA ∫ +=    1"?11" π Câu 4.(1,0 điểm)  •R!68"!B‚    ,               z t    k k k A C C C C C C C C + = − + + − + +  A1D+B z 8"3!  z t  z tz z i z+ + − = −  Câu 5.(1,0 điểm). zt‚z…|t  …zŽ|t  †(o?"!9ztzoc9O!69  K;d6t"3!+;d6!:A!"3+!3\Czt!%"o1C!"3+!3Y!C"!:^!C9 !%"qO]*o?!:6" Câu 6.(1,0 điểm ). oz€€tqz€€tO]z€Ž€t "3!+;d6!:A~!+•6z„t@CqT]O=76'!Qo3z„t8y6    Câu 7.(1 điểm) Ac+hq]•c'?AO&6%ChqO&66c~!'Ohq†C C’"o?!:6"h]T  V ?!!x!BK"5hqoT  V ?!!x!BK"5q• x!“1D   V V 8’x=76'6"iCC";`6!•6qOh• Câu 8.(1,0 điểm) "7"5+;d6!:A‚ ( ) ( ) ( )      =++++++ =−+++ |     xxxyxy yyx  !"!#$%"&!'()!*+, [...]... xem Tuyn chn 100 thi th i hc mụn toỏn 2015 tp 4 1 4x + 2 x 1 log 23 y = 1 Gii h phng trỡnh: log y 3 x (1 log 3 y )(1 + 2 ) = 2 Cõu 9.(1,0 im) Xột cỏc s thc dng a, b, c tha món a.b.c = 1 Tìm giá trị nhỏ nhất của biểu thức A = 1 1 1 + 3 + 3 a ( b + c) b ( a + c) c ( b + a) 3 Ch 10.000 ng bn cú trn vn v ỏp ỏn tp 4 fiword d chnh sa bng cỏch son *136*Mat khau chuyen tien*01694838727 *1000 00 # V gi... ABC.ABC cú ỏy ABC l tam giỏc cõn nh C; ng thng BC to vi mt phng (ABBA) gúc 600 v AB = AA = a Gi M, N, P ln lt l trung im ca BB, CC, BC v Q l mt im trờn cnh AB sao cho BQ = a 4 Vo 123.c xem Tuyn chn 100 thi th i hc mụn toỏn 2015 tp 4 x( x + y ) + y 2 = 4 x 1 Cõu 8.(1,0 im) Gii h phng trỡnh: 2 2 x( x + y ) 2 y = 7 x + 2 Tớnh theo a th tớch khi lng tr ABC.ABC v chng minh rng (MAC) (NPQ) Cõu... tin khỏch hng chuyn l 50.000 ng -S thuờ bao nhn tin l 01688168168 Khỏch hng chuyn tin cho s thuờ bao trờn s thao tỏc trờn bn phớm nh sau: *136*12345678*01688168168*50000# V n ok Vo 123.c xem Tuyn chn 100 thi th i hc mụn toỏn 2015 tp 4 ... x 2 5x + 5 + x 2x 2 x + 1 + 2x 1 0 cos x sin x I= dx Cõu 3.(1,0 im) Tớnh tớch phõn: sin 2 x + 2 ( sin x + cos x ) + 2 4 Cõu 4.(1,0 im) 1 Tỡm s phc z,bit z cú phn thc dng v z 3 + 12i = z 2 Mt thi trc nghim cú 10 cõu hi.Mi cõu cú bn phng ỏn chn trong ú ch cú mt phng ỏn ỳng.Mi cõu chn ỳng mt phng ỏn thớ sinh c 1 im.Mi thớ sinh khụng vng kin thc nờn chn mt cỏch ngu nhiờn.Tớnh xỏc sut thớ sinh...Cõu 9.(1,0 im) Cho hai s thc dng tha iu kin: 3 x + y 1 1 1 Tỡm giỏ tr nh nht ca A = x + xy S 49 Cõu 1.(2,0 im) Cho hm s y = x x 1 1 Kho sỏt s bin thi n v v th (C) ca hm s 2 Tỡm ta im M thuc (C), bit rng tip tuyn ca (C) ti M vuụng gúc vi ng thng i qua im M v im I(1; 1) Cõu 2 (1,0 im) cos3 x cos 2 x 1 Gii phng trỡnh: = 2 ( 1 + sin x ) sin x +... Chng minh rng vi mi s thc khụng õm a, b, c tha món iu kin ab + bc + ca = 3 , ta cú: 1 1 1 + 2 + 2 1 a +2 b +2 c +2 2 S 50 Cõu 1.(2,0 im).Cho hm s y = 2x m mx + 1 ( m 0 ) cú th (Cm) 1 Kho sỏt s bin thi n v v th (C) vi m=1 2 Tỡm m 0 ng thng d:y=2x-2m ct th (Cm) ti hai im phõn bit A,B v cỏc trc ta Ox,Oy ln lt ti M,N sao cho din tớch OAB bng ba ln din tớch OMN Cõu 2:(1,0 im) 1 Gii phng trỡnh: .  TUYỂN CHỌN 100 ĐỀ THI THỬ ĐẠI HỌC MÔN TOÁN TẬP 3(31-40) THANH HÓA, THÁNG 09 - 2014 . cab   ( ) abc +   Chỉ 10.000 đồng bạn có trọn vẹn Đề và đáp án tập 4 fiword dễ chỉnh sữa bằng cách soạn *136*Mat khau chuyen tien*01694838727 *1000 00 # Và gửi tới số *01694838727* địa chỉ email. −   ‰ 6"'!:wˆX!C8"!B    ,{  P a b c a b c   = + + + +  ÷  ÷ + +   ĐỀ SỐ 42 Câu 1.(2,0 điểm) 1D   z t z t  y x m x m x m= + − − + − zt l71'!1_8"3!"POOuv!w1Dzt="† A1D%!_!:w!%" 