Gián án 10 Đề HSG Toán 9 (Có ĐA)

... GIỎI LỚP 9 MÔN TOÁN Thời gian làm bài 150 phút Câu 1: (3 điểm) Rút gọn biểu thức sau: A = 9 17 9 17 2+ − − − Câu 2: (3 điểm) Tìm giá trị nhỏ nhất của biểu thức sau: P = 2 2 9 6 1 9 30 25x ... = − − − Tương tự ta có 1 1 1 1 1 2 2 3 3 4 20 09 2 010 A = + + + + + + + + = 2 1 3 2 4 3 2 010 20 09 + − + − + + − (0,5 ®iÓm) = 1 2 010 2 010 1− + = − (0,5 ®iÓm) Bài 2: (5,0 ®i...

Ngày tải lên: 03/12/2013, 05:12

... personal (9) to work for the future of our planet if DECIDE we want to (10) a better world for our grand- children. SURE III. Put the verbs in brackets into the correct tense or form.(10ms) Dentists ... straight. Sometimes (9) (pull) tooth out can prevent the other teeth from (10) (grow) too close to one another. IV. Read the following text and choose the best answer among A, B, C or D.(10...

Ngày tải lên: 01/12/2013, 15:11

... 1: (10 points) Q# 1 2 3 4 5 6 7 8 9 10 Key D D A C B B B D B A Part 2: (10 points) 1. education 2. backgrounds 3. suburban 4. poverty 5. entertainment 6. activities 7. fewer 8. Commercials 9. ... activities 7. fewer 8. Commercials 9. favourite 10. violent Part 3: (10 points) Q# 1 2 3 4 5 6 7 8 9 10 Key F D G J I B A C E H II. GRAMMAR: (20 points) Part 1: (10 points) 1) am writ...

Ngày tải lên: 01/12/2013, 15:11

... 6 7 8 9 10 Key D D A C B B B D B A 3'$B"% 1. education 2. backgrounds 3. suburban 4. poverty 5. entertainment 6. activities 7. fewer 8. Commercials 9. favourite 10. violent 3';$B"% Q# ... 84'&74''45 49  1. fill in 2. turn into 3. go away 4. put away 5. run out of 6. get away with 7. join in 8. pick ou...

Ngày tải lên: 01/12/2013, 15:11

... he formed his own. Between 192 5 (7) 192 8 he made about 60 records. These records made him one (8) the first solo stars in the history of pop (9) When he died, he had (10) making records and he ... 9. A tells B insists C speaks D refuses 10. A argued B blamed C offered D persuaded Part 3: Put ONE suitable word in each space(15 points) Louis Armstrong Louis Armstrong, who (1) born in 1...

Ngày tải lên: 01/12/2013, 15:11

... 8 9 10 Key 5  * +  5 * + 5 5 #8"$B3% 1. ’ve been living 2. have been doing 3. ’ve worked/’ve been working 4. Have met 5. ’ve worked 6. made 7 saw 8. filmed 9 ’ve become 10. ... LISTENING: (20 points) Part 1: (12 points) Q # 1. 2. 3. 4. 5. 6 7 8 9 10 11 12 Key C + *  +  * * +  * * Part 2: (9 points) 1. Five past one. 2. Ten o’clock. 3. Twenty past nine...

Ngày tải lên: 01/12/2013, 15:11

... F A /d n = 1,2 /10 000 = 1,2 .10 -4 (m 3 ) F l = P 0 - P l = 3 - 2,04 = 0 ,96 (N) F l = d l . V => d l = F l /V = 0 ,96 /1,2 .10 -4 = 8000 (N/m 3 ) Câu 8: Khi thả vật nung nóng tới 100 0 C vào ... là = 3,4 .10 5 J/kg. Nhiệt hoá hơi của nớc ở 100 o C là l = 2,3 .10 6 J/kg. Nhiệt dung riêng của nớc C 1 = 4200 J/kg độ, của nớc đá C 2 = 2100 J/kg độ. b. Để tạo nên 100 g h...

Ngày tải lên: 18/07/2013, 01:25

... personal (9) to work for the future of our planet if DECIDE we want to (10) a better world for our grand- children. SURE III. Put the verbs in brackets into the correct tense or form.(10ms) Dentists ... straight. Sometimes (9) (pull) tooth out can prevent the other teeth from (10) (grow) too close to one another. IV. Read the following text and choose the best answer among A, B, C or D.(10...

Ngày tải lên: 18/09/2013, 10:10