bài tập hình học lớp 10 nâng cao chương 3

Bài tập Hóa học lớp 10 nâng cao - Chương I, II doc

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Bài tập hình học lớp 9 nâng cao pot

... : 3 đường thẳng JG,AH,BC đồng quy tại 1 điểm Bài 49/ : Cho tam giác ABC có 3 góc nhọn nội tiếp đường tròn (O) có AB<AC.Vẽ 3 đường cao AD,BE,CF của tam giác ABC cắt nhau tại H1/Tìm 3 ... tại 1 điểm Bài 39 / : Cho tam giác ABC có 3 góc nhọn nội tiếp đường tròn (O) ,3 đường cao AD,BE,CF cắt nhau tại H 2/Chứng minh: AB là tiếp tuyến của đường tròn đường kính MN 3/ Gọi E và F lần ... minh : 3 điểm P,Q,T thẳng hàng5/Gọi E là giao điểm của PQ và CK ,BE cắt (O ) tại J .Chứng tỏ : 3 đường thẳng HS,AJ,PQ đồng quy tại 1 điểmBài 31 / : Cho tam giác BED có 3 góc...

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Bài tập hình học lớp 7 nâng cao (có lời giải)

Danh mục: Toán học

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Chuyên đề bài tập hình học lớp 10

Danh mục: Toán học

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Bai tap hinh hoc lop 10 chuong 1

Danh mục: Toán học

... NGUYỄN TRÂN Trang 3 BÀI TẬP ÔN TẬP HÌNH HỌC CUỐI CHƯƠNG I LỚP 10 NÂNG CAO Câu 15 : Cho ar=(1 ; 2) và br= (3 ; 4). Vec tơ mur= 2ar +3 br có toạ độ là a) mur=( 10 ; 12) b) mur=( ... uuur. Bài 2 :Cho bốn điểm A, B, C, D. Gọi I, J lần lượt là trung điểm của AB và CD.GV : TRẦN THANH HOÀNG – THPT NGUYỄN TRÂN Trang 2 BÀI TẬP ÔN TẬP HÌNH HỌC CUỐI CHƯƠNG I LỚP 10 NÂNG CAO b) ... tam giác ABC vôùi A( -5 ; 6) ; B (-4 ; -1) và C(4 ; 3) . Tìm D để ABCD là hình bình haønh a) D (3 ; 10) b) D (3 ; -10) c) D( -3 ; 10) d) D( -3 ; -10) Caâu 25 : Gọi I là trung điểm của đoạn AB. Câu...

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BÀI TẬP TOÁN ĐẠI LỚP 10 NÂNG CAO VỀ PHƯƠNG TRÌNH , BIỆN LUẬN

Danh mục: Toán học

... BÀI TẬP TOÁN ĐẠI CHƯƠNG LỚP 10 NÂNG CAO Bài 1. giải các phương trình sau :a) 3x2+2/4x-1 = x +3 b) x2+-3x+2 /3 = 2x -1 c) 3x2+2/4x = 3x-5d) 2x -10/ x2+1 = 4 .e)√x2+1-2x = 3x+1 f) ... 2x+4g)√x-3x =5x+1h) √5x +3 =√3x-7i)√x2-3x+1= √4x2-1k) √x2+1 =√2x -3 l)√2x2-5x -3 =√x4+2x2 -3 m)√x2-4x+2 =√3x4-2x+1n)√x2-2x +3 = √x4-2x2+1o) | 2x +3| =|3x-1|ô)|3x+2|-2= |x-1|ơ)|x+1| =3- 2xp)|2x+8|-11=2x -3 q)|x2+3x-4|=|x-2|r)|x2-2x+1|= ... |x-1|ơ)|x+1| =3- 2xp)|2x+8|-11=2x -3 q)|x2+3x-4|=|x-2|r)|x2-2x+1|= x-2s)|2x2+3x-2| =|x2+x-2|t)|3x2-2x+1| +2x -3= x2-2x +3 x)|x4+2x2-1|-3x+1=x2+2x -3 y)|2x4-2x2+x-1|= x2+2x -3 .Bài...

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Tài liệu BÀI TẬP TIẾNG ANH LỚP 10 NÂNG CAO docx

Danh mục: Anh ngữ phổ thông

... 13, 14, 15, 16, 17, 18, 19, 20. III 4 periods -Conditional Sentences -Articles: A/AN/THE 9 – 10 11 - 12 21, 22, 23, 24, 25, 26, 27, 28, 29, 30 . 31 , 32 , 33 , 34 , 35 , 36 , 37 , ... 23. C. had 24. A. needed 25. A. paint 26. C. were 27. D. will accept 28. B. buys 29. C. had decided 30 . C. could have called 31 . D. ø 32 . D. ø 33 . C. the 34 . D. ø 35 . D. ø, ø 36 . ... (happy)____________today 3. John’s car runs (well)________________ than Mary’s. 35 (1)The (2) a (3) the (4) the (5) the (6) Some (7) the (8) some (9) the (10) the (11) the (12) a ( 13) Some (14)...

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Bài tập hình học lớp 10

Danh mục: Toán học

... dựng α 00 30 0 450 600 900 sin α 0 21 22 2 3 1 cos α 1 2 3 22 21 0 tan α 0 3 3 1 3  cot α  3 1 3 3 0 Bài tập hình học lớp 10 Trang 16 ... tơ – không Bài tập hình học lớp 10 Bài tập hình học lớp 10 Trang 8IV. ðộ dài véc tơ 6a bằng 2 3 ñộ dài véc tơ 4a− Câu 2: Cho M là ñiểm nằm trên tia AB sao cho 3 AM BM=. ... Bài tập hình học lớp 10 Trang 17 Câu 1: Giá trị của 0 0sin60 cos30+ bằng bao nhiêu? I. 3 2 II. 3 III. 3 3 IV. 1 Câu 2: Giá trị của 0 0tan30 cot30+ bằng bao nhiêu? I. 4 3 ...

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bài tập lương giác lớp 10 nang cao

Danh mục: Toán học

... liên kết). Bài 1. Tính các GTLG của các góc sau:a) 0 0 0 0 0 0 0 0 0 0 0 0 0120 ; 135 ; 150 ; 210 ; 225 ; 240 ; 30 0 ; 31 5 ; 33 0 ; 39 0 ; 420 ; 495 ; 2550b) 7 13 5 10 5 11 16 13 29 31 9 ; 11 ... Tính x x x xsin , cos , tan , cot.ĐS: a) 4 3 4 3 ; ; ;5 5 3 4− − −b) 1 2 3 ; ; 2 3; 2 3 22 2 3 −+ −−hoặc 2 3 12 3; 2 3; ;22 2 3 −− +− Bài 7.a) Trang 61 Lượng giác Trần Sĩ Tùngsuy ... – + – 3. Giá trị lượng giác của các góc đặc biệt06π4π 3 π2π2 3 π 3 4ππ 3 2π2π00 30 04506009001200 135 018002700 36 00sin 01222 3 21 3 2220 –1 0cos 1 3 22212012−22−–1...

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bài tập lương giác lớp 10 nang cao

Danh mục: Toán học

... Thay nnn na a a ax vaøo tính S 3 3 1 3 2(1), sin 3sin 3 sin . 3 3 3 3−= = + + +ĐS: nnnaS a1 3 sin sin .4 3 = ữ Bi 10. a) Chng minh rằng: aaasin2cos2sin=.b) Tính ... 4 Bài 6. Tính giá trị của các biểu thức sau:a) 7 13 19 25sin sin sin sin sin 30 30 30 30 30 π π π π πĐS: 1 32 b) o o o o o16.sin10 .sin30 .sin50 .sin70 .sin90ĐS: 1c) o o o ocos24 cos48 ... Sn2cot2π=;Sn 3 cosπ= −;a aSa4tan5 tan1 5sin−= = −; nxSx15tan2tan2−= Bài 9.a) Chứng minh rằng: x x x 3 1sin (3sin sin3 ) (1)4= −b) Thay nnn na a a ax vaøo tính S 3 3 1 3 2(1),...

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bài tập lượng giác lớp 10 nâng cao

Danh mục: Toán học

... ).tan(60 ) tan3− + =.b) B = –1 c) C1 3 2 4= −d) D116= Bài 10. Chứng minh:a) 2 3 1cos cos cos7 7 7 2π π π− + =b) o o3 28sin 18 8sin 18 1+ =c) 8 4tan 2tan tan cot8 16 32 32 π π π ... 1 4 3 cos290 3. sin250+ =e) o o o o o8 3 tan30 tan40 tan50 tan60 cos20 3 + + + =f) o o o o o 3 1cos12 cos 18 4cos15 .cos21 .cos242++ − = −g) o o o otan20 tan40 3. tan20 .tan40 3+ + ... sin2=. Bài 9. Đơn giản các biểu thức sau:a) o o o o o o o o oA tan3 .tan17 .tan 23 .tan37 .tan 43 .tan57 .tan 63 .tan77 .tan 83= b) B2 4 6 8cos cos cos cos5 5 5 5π π π π= + + +c) C11 5sin .cos12...

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bai tap tieng anh lop 10 nang cao HKI

Danh mục: Tiếng anh

... 10, 11, 12, 17, 19, 23, 24, 25, 26, 27, 30 , 31 , 32 , 33 , 34 , 35 , 36 , 37 , 38 , 39 , 42, 44, 45, 52, 53, 54, 55, 57, 59, 60. P.1-2 can be changed to the beginning in E .10 (Advanced) III 8 ... 3. Past Perfect: had + V3/ed 4. Past Perfect: had + V3/ed 5. was/were+V-ing 6. Past Perfect: had + V3/ed 7. would/should + Vo 2 188. can 9. may 10. must 8. could 9. might 10. ... Progressive:was/were+V-ing 3. Past Perfect: had + V3/ed 4. Past Perfect: had + V3/ed 5. was/were+V-ing 6. Past Perfect: had + V3/ed 7. would/should + Vo 8. could 9. might 10. had to Ex: He...

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GIÁO ÁN HÌNH HỌC LỚP 10 NÂNG CAO

Danh mục: Toán học

... 29 -30 3) Khoảng cách và góc t 23, 24,25 31 -32 -33 4) Đường tròn t26,27 34 -35 Kiểm tra một tiết (tuần ) t28 36 5) Đường elíp t29 ,30 ,31 37 -38 -39 6) Đường hypebol t31 ,32 40-417) Đường parabol t32 ,33 ... 00 30 04506009001200 135 015001800sin 021222 3 12 3 22210cos 12 3 22210-21-22-2 3 -1tan 0 3 31 3 kxñ- 3 -1- 3 30cot kxñ 3 1 3 30- 3 3-1- 3 kxñ ... cosα=OM’/OM=OM’=xsinα=M’M/OM=M’M=ytanα=sinα/cosα=y/xcotα=cosα/sinα=x/yM(-2/2;2/2). Vậy sin 135 0=2/2 ; cos 135 0= -2/2 ; tan 135 0= -1 ; cot 135 0= -1 ;28 Chương trình hình học lớp 10 A _nâng cao Môn toán nâng cao (p dụng từ năm học 2006-2007)Cả năm : 35 tuần x...

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CHUYÊN ĐỀ BÀI TẬP HÌNH HỌC LỚP 10 ( có sử dụng tài liệu từ các nguồn khác) potx

Danh mục: Toán học

... Sin  0 21 22 2 3 1 Cos  1 2 3 22 21 0 tan  0 3 3 1 3  Cot   3 1 3 3 0 CHUYÊN ĐỀ BÀI TẬP HÌNH HỌC LỚP 10 ( có sử dụng tài liệu từ các nguồn khác). ... AD =  3 BC + AC CHUYÊN ĐỀ BÀI TẬP HÌNH HỌC LỚP 10 ( có sử dụng tài liệu từ các nguồn khác). BIÊN SOẠN : TRẦN MAI SANG 10 A=( 2sin 30 0 + cos 135 0 – 3 tan 1500)( cos ... src="data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAycAAAW2CAIAAAAeIUoiAAAACXBIWXMAABYlAAAWJQFJUiTwAAAgAElEQVR42uzdf2yU 933 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 933 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Bài tập hình học lớp 10

Danh mục: Lớp 10

... kính R = 3 37. Tính độ dài các cạnh BC, AC và diện tích ΔABC. <1=18> Cho ΔABC với A = 60o (B > C), bán kính các đường tròn ngoại tiếp, nội tiếp: R = 3 3 13 cm , r = 2 33 cm. Tính ... MB. < ;32 > Cho hình bình hành ABCD và k > 0. Tìm tập hợp các im M sao cho: ơ. MA + MB + MC + MD = k2. −. MA + MB + MC + 3 MD = k. ú < ;33 > Cho hình lục giỏc ... 2 điểm A (3; –1), B( 3; 5). < 53& gt; Trong mpOxy cho 2 điểm A(2;2), B(5; 3) . Lập phương trình tập hợp các điểm M sao cho MA.MB = AB2. <54> Cho A(2;1), B(4;2). ơ. Tỡm tập hợp các...