Toán _ĐỀ THI THỬ THPT QUỐC GIA THPT CHUYÊN LƯƠNG VĂN CHÁNH 2017

... haven't I thought of this before?" A Tom wondered why he didn't think of that before B Tom wondered why he hadn't thought of that before C Tom asked himself why he hadn't thought of this before D Tom ... C Tom asked himself why he hadn't thought of this before D Tom asked himself why he didn't think of this before 61 I didn't know you were coming, so I didn't wait for you A Had I known you were ... answer to each of the following questions from ( 71) to (80) The Moon has been worshipped by primitive peoples and has inspired humans to create everything from lunar calendars to love sonnets, but...

... haven't I thought of this before?" A Tom wondered why he didn't think of that before B Tom wondered why he hadn't thought of that before C Tom asked himself why he hadn't thought of this before D Tom ... C Tom asked himself why he hadn't thought of this before D Tom asked himself why he didn't think of this before 61 I didn't know you were coming, so I didn't wait for you A Had I known you were ... five - never four, never six - caterpillars for each of their eggs so that their young have something to eat when the eggs hatch Research has also shown that both mice and pigeons can be taught...

... haven't I thought of this before?" A Tom wondered why he didn't think of that before B Tom wondered why he hadn't thought of that before C Tom asked himself why he hadn't thought of this before D Tom ... C Tom asked himself why he hadn't thought of this before D Tom asked himself why he didn't think of this before 61 I didn't know you were coming, so I didn't wait for you A Had I known you were ... answer to each of the following questions from ( 71) to (80) The Moon has been worshipped by primitive peoples and has inspired humans to create everything from lunar calendars to love sonnets, but...

... Phan Trang PHÂN TÍCH – HƯỚNG DẪN GIẢI CHI TIẾT ĐỀ THI THỬ CHUN LƯƠNG VĂN CHÁNH – PHÚ N LẦN Câu 1: Chọn D Câu 2: Chọn A Câu 3: Chọn C - Al, Fe, Cr, Ni bị thụ động hóa tác dụng với dung dịch H 2SO4, ... ăn mòn điện hóa q trình ăn mòn ? A Kẽm đóng vai trò catot bị oxi hóa B Sắt đóng vai trò anot bị oxi hóa C Sắt đóng vai trò catot ion H + bị oxi hóa D Kẽm đóng vai trò anot bị oxi hóa Câu 19: ... HO-CH2-COOH + N2 + H2O Câu 29: Chọn C 14 = 73 nên X C4H11N - Trong phân tử X có ngun tử N, đó: M X = 0,1918 - Dựa vào giải thi t đề ta suy CTCT X: CH3CH(NH2)CH2CH3 0−5o C CH3CH(NH2)CH2CH3 (X) + HNO2...

... VnDoc - Tải tài liệu, văn pháp luật, biểu mẫu miễn phí Question 19: Look this document carefully before you sign it A up B on C at D over Code 195-Page 1/4 VnDoc - Tải tài liệu, văn pháp luật, biểu ... article? Code 195-Page 3/4 VnDoc - Tải tài liệu, văn pháp luật, biểu mẫu miễn phí A Pop B Jazz C FolkD Rock Code 195-Page 4/4 VnDoc - Tải tài liệu, văn pháp luật, biểu mẫu miễn phí Question 40 Why ... of animals will become (31) if we not make an effort to protect them There are many reasons for this In some cases, animals are (32) for their fur or for other valuable parts of their bodies Some...

... ab bc ca 1 1 1 1 1 ổ 1+ + + + + + + + 3 + + = 1+ ữ a b c ab bc ca abc abc ứ abc ( abc ) abc ố ADbt/thcCụưsicho3s dnga,b,c: a + b + c 33 abc ị ổ ổ ửổ 1 ổ ị ỗ + ữ 1 + ữỗ 1+ ữ ỗ 1+ ữ a ứ ố ... PNTHITHIHCKHIA,A1,B ,D ưMễNTON(Ln1/2 013 ) Cõu ỏpỏn im 1. (1 im) (2 im) Vim =1, hms y=x 3x +1 *TX :D= R *Giihn: lim y = -Ơ , lim y = +Ơ x đ-Ơ 0,25 x đ+Ơ ... khụnglm 1 1 1 ổ ửổ ửổ (1 im) Tacú: 1 + a ữ 1 + b ữ 1 + c ữ = 1+ a + b + c + ab + bc + ca + abc ố ứố ứố ứ 0,25 (0,5) 0,25 *OHKIlhỡnhchnht,nờnOI=HK= 0,25 0,25 1 1 1 ADbtngthcCụưsichocỏcs dng: ,...

... TRƯỜNG THPT CHUYÊN LƯƠNG VĂN CHÁNH TỔ TOÁN ĐÁP ÁN - THANG ĐIỂM ĐỀ THI THỬ TUYỂN SINH ĐẠI HỌC NĂM 2009 MÔN TOÁN – KHỐI D Câu I Đáp án Điểm 2,00 Khảo sát biến thi n vẽ đồ thị (C) ... có nghiệm thực phương trình (2) 0,25 1 có nghiệm thuộc đoạn m ; , 4 2 Xét hàm số f t t t , với t VI.a 2,00 Tính góc khoảng cách hai đường thẳng (1,00 điểm) 3;3;0 Ta có AB 2;0; , CD AB.CD Ta có ... dt ABC 3 Tìm m để phương trình sau có nghiệm thực x3 tam 3a (2) Do VS ABC V x x2 x2 x2 x x2 x2 x2 1 Ta có phương trình : t t 0,25 m 0,25 1 ; 2 1 0,25 Ta có f ' t 2t với t ; , 2 1 nên f(t) đồng...

... = 2m - 4m+ = 2 2m - 4m + ( ) 0,25 Tac m = - hay m = + Ktlun: M (0 - 2) hay M (0 + ) VII.b Tỡmgiỏtrthamsm -1 Ê xÊ ) x (1+ x)( 2- x = ỡ -1 Ê xÊ ù ớ x ( x -m.3 ) x ợ x - m.3 = ùm= x ợ x - x ln ... = - III Pt 3( x - y ) = xy 3( x - y ) = xy (3 x - y )( x - y ) =0 y x = 3y hay x = Vi x =3y ,thvoPt x - y =8 c: y - y + = y = y =4 ỡ x = ỡ x= 12 Hcúnghim ớ ợ y = ợy = y Vi x = ,thvoPt x - ... 0,25 0,25 0,25 0,25 0,25 1,00 0,25 t t = cos x ị dt = -sinxdx icn: x = ị t = x = p ị t = / 1 2t- Tac I = - ũ dt = ln 2t - 2 2t + = IV 0,25 / - 2 -2 Chngminhbtngthc ổ 1ử ổ x yử Gi A = ( x + y)ỗ +...

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