Đáp án:
Ta có abc≥6 mà bc≥6
nên a≥1 (3)
Ta lại có bc≥6 và c≥3
nên b≥2 (2) và c≥3 (gt) (1)
Cộng (1),(2),(3) vế theo vế ta được a+b+c≥1+2+3=6
Tả hoạt động đang giảng bài cô giáo trong một tiết học trước mà em nhớ nhất Lưu ý : cô dạy tiếng anh nhé
REWRITE THE SENTENCES: 1, Do you mind if I watch you while you paint? (objection) → Do you ……………………………………………………… you while you paint? 2, It’s impossible to predict how long it will take to do this job. (telling) → There is ……………………………………………… will take. 3, Not many people buy that particular product these days. (demand) → There ……………………………………………… that particular product these days. 4, For me, his skill as a negotiator was most impressive. (how) → I was most ……………………………………………… negotiator he was. 5, The area was completely devoid of vegetation. (whatsoever) → There ……………………………………………… the area. 6, When he was at his most successful, the President had enormous influence. (height) → At ………………………………………………, the President had an enormous influence.
cho m=42-x/x-15 tìm số nguyên x để m đạt giá trị nhỏ nhất Làm hộ mình với
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Vẽ cái gì cute ikk Full màu nhoa các bấy by
giải pt `(x+1)(x+2)=(2-x)(x+2)`
Fill in the gaps with the right forms of the verbs in brackets to complete the following English sentences in Present Tenses: Simple, Continuous or Perfect. 44. In Spain women usually ________________ hats. (not wear) 45. Who ________________ that terrible noise? It is John. He ________________ his nose. (make, blow) 46. My dentist always keeps ________________ me to clean my teeth. I hate that. (tell) 47. He never ________________ to the theatre. (go) 48. I ________________ this weekend in Eastbourne. I ________________ there nearly every week. (spend, go) 49. My wife always keeps ________________ for more money at the end of the week. (ask) 50. Who ________________ to on the phone? (you speak) 51. I ________________ (not/do) the housework yet. 52. They ________________ (study) very hard recently. 53. She ________________ (promise) to help many times. 54. He ________________ (clean) the kitchen. Everything is sparkling clean. 55. She ________________ (write) her essay and ________________ (send) it to her professor. giải hộ mik nha
Tại sao khi chạy lâu, ta thường bị mỏi chân(đau cơ chân)?
Fill in the gaps with the right forms of the verbs in brackets to complete the following English sentences in Present Tenses: Simple, Continuous or Perfect. 29. My little sister ________________ the dishes on Saturdays and Sundays. (dry) 30. We ________________ a week in Italy each year. (spend) 31. Sarah is so lazy. She never ________________ to help her mum. (try) 32. You ________________ again. (cry) What's the problem? 33. He ________________ the soap because he likes the smell of roses. (SMELL) 34. That food ________________ delicious (TASTE). 35. How much ________________ ? (THOSE APPLES, WEIGH) 36. I ________________ they will be late. They probably got stuck in the traffic. (EXPECT) 37. That dress ________________ you perfectly. You ________________ great. (FIT, LOOK) 38. I'm in Paris because I ________________ French at a language school (STUDY). 39. At the moment Cynthia ________________ on the floor with her doll (LIE) 40. I usually ________________ as a secretary (WORK) 41. You can’t see Tom now. He ________________ a bath. (have) 42. He usually ________________ coffee, but today he ________________ tea. (drink, drink) 43. I won’t go out now because it ________________ and I ________________ an umbrella. (rain, not have) giải hộ mik nha các bạn
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