Cách giải của bài này đây nhé
A=/x/+7
Vì |x| ≥0
=> |x|+7≥7
=> Giá trị nhỏ nhất là 7 khi x=0
Hãy cảm ơn, vote 5 sao và bình chọn là câu trả lời hay nhất nếu thấy hay nhé!!!
Đáp án:
BẠN THAM KHẢO NHA!!!
Phần 1. Đoc câu tục ngữ sau và trả lời câu hỏi : Ăn quả nhớ kẻ trồng cây Câu 1. Câu tục ngữ đã sử dụng biện pháp tu từ nào? Cho biết hiệu quả nghệ thuật của phép tu từ đó trong việc thể hiện nội dung của câu tục ngữ. Câu 2. Viết từ 3 - 5 câu văn liên tiếp để chỉ ra nội dung và giá trị kinh nghiệm mà câu tục ngữ mang lại. Câu 3. Tìm 3 từ đồng nghĩa với từ "ăn". Câu 4. Ghi thêm 2 câu tục ngữ đã học có cùng chủ đề với câu tục ngữ trên
Cho 2 đọan thẳng Ab vs CD sao cho ab//cd ,Ab= CD Ch/minh ad=bc Ch/minh ad//bc
giúp em bài 6 với ạ làm được em vote cho 5 sao
67. We had a happy _______________ together. (CHILD) 68. My sister was very _______________ when her cat was run over by a car. (SET). 69. The air in the city is ________________ (POLLUTE) 70. An accident happened because of driving____________________ (CARE) 71. What's the____________________of this river? (DEEP) 72. I want to be a____________________when I finish school. (TRANSLATE) 73. Money doesn't usually bring____________________. (HAPPY) 74. We all enjoyed the trip. It was an____________________experience. (FORGET) 75. Do you have a good ___________ with your classmates? (RELATE) 76. Don't eat those vegetables. They're____________________ (POISON) 77. We’ll live a happier and __________ life if we keep our environment clean. (HEALTH) 78. Environmental ________ is everybody's responsibility. (PROTECT) 79. The price of ________ has gone up again. (ELECTRIC) 80. I'm very _______ of my father and love him so much. (PRIDE) 81. Tet is the most important ____________ for Vietnamese people. (CELEBRATE) 82. We must save the __________ resources. (NATURE) 83. The _____ of the earthquake in Japan in 1995 was terrible. (DESTROY) 84. The people in my home village are very helpful and _________________ (FRIEND). 85. Many ______ come to Ho Chi Minh's Mausoleum every day. (VISIT) 86. He will be very angry if we _________ with his ideas. (AGREE] 87. There was a look of_ _________ on her face when she heard the news. (SAD) 88. All _____ for the job must fill in the correct form. (APLLY) 89. I'd like to read ____ ___stories. (HISTORY) 90. His new book is full of __________ ideas. (CHALLENGE) 91. The students were _____________ prepared for the final exam. (CARE) 92. The careful preparation made the festival a great _____________________ (SUCCEED). 93. Although Titanic is a ____________ film, it has a sad ending. (ROMANCE) 94. ___________is still a major problem in most big cities. (POOR) 95. That's the _________ movie I have ever seen. (BAD) 96. An ____________ man has stolen all our money. (KNOW) 97. The keys were locked inside the car. _________________, a side window was open. (LUCKY) 98. What a _____________ day! (LOVE) 99. These shoes look quite smart but they're terribly ______________________ (COMFORT) 100. Women nowadays have more _______________ to participate in social activities. (FREE)
Tìm x,y . Giải cụ thể cho mik với ạ. Nhanh đúng mik cho 5 Sao.
Treo mọt vật nặng vào lò xo xoắn. Hỏi: a.Vật tác dụng vào lò xo một lực kéo hay lực đẩy? b. Kết quả tác dụng lực của vật lên lò xo làm lò xo sẽ như thế nào? c. Lò xo có tác dụng lực lên vật không? Lực đó là lực gì? d. Tại sao khi treo vật vào lò xo, vật không bị rơi xuống đất? Khi đó có cặp lực nào cân bằng không? Đó là những lực nào?
Tìm giá trị nhỏ nhất của biểu thức : A=|x|+7.
33. I’m full of____________________for my English teacher. (ADMIRE) 34. We can see a lot of____________________on TV every day. (ADVERTISE) 35. They used to live in a____________________area of the country. (MOUNTAIN) 36. It was the____________________storm they had ever had. (BAD) 37. He has caused his parents a lot of _______________ . (HAPPY) 38. We should learn all the ___________ verbs by heart. (REGULAR) 39. My sister speaks English ___________ . (FLUENT) 40. What is the correct __________ of this word? (PRONOUNCE) 41. He drove __________________ and had an accident. (CARE) 42. Do you think you get a good____________________at your school? (EDUCATE) 43. Reading books can improve our____________________. (KNOW) 44. I am fond of____________________stamps. (COLLECT) 45. Many people are made____________________after the storm. (HOME) 46. It was ___________ of him to leave the door open. (CARE) 47. My son wants to be an _____________ when he grows up. (ACT) 48. He used all his _____________ to open the door. (STRONG) 49. I can't stand his _____________ any more. (LAZY) 50. We were all ________________ at his success. (SURPRISE) 51. _______________, he failed his exam. (LUCK) 52. They used to be ______________ . (CLASS) 53. His at the party embarrassed everyone. (BEHAVE) 54. Remember to check for ______________ mistakes before handing your test. (SPELL) 55. Read the text and _____________ any words you don't understand. (LINE) 56. Our English lessons always begin with a______________________drill of the new words. (PRONOUNCE) 57. A fairy appeared and______________________changed her old clothes. (MAGIC) 58. The children enjoy_____________________around the fields, shouting and laughing. (RUN) 59. The hills are________________in spring when the wild flowers are in full bloom. (COLOR) 60. Her mother soon died of a______________________heart. (BREAK) 61. Carving egg shells is a __________ way of spending time. (WONDER) 62. That boy can use leaves to make __ sound [MUSIC] 63. We can buy sports _____________ at the shop over there. [EQUIP] 64. There was great________all over the country when our team won the Football Cup. (EXCITED) 65. Every in my neighborhood has at least one TV set. [HOUSE] 66. This river is very _______________ for swimmers. (DANGER)
Choose the best answer 1. ______________ is the film? – Two and a half hours. A. How far B. What time C. When D. How long 2. Tim spends a long time ______________ video games. A. play B. playing C. to play D. plays 3. Why are you late? – Because I _______________ the bus. A. missed B. mixed C. caught D. lost 4.. _______________ he had enough money, he refused to buy a new car. A. In spite B. In spite of C. Despite D. Although 5. _______________, he walked to the station. A. Despite being tired B. Although to be tired C. In spite being tired D. Despite tired 6. She left him _______________ she still loved him. A. even if B. even though C. in spite of D. despite 7. ________________ her lack of hard work, she was promoted. A. Because B. Even though C. In spite of D. Despite of 8. _______________ they are twin brothers, they do not look like. A. Although B. Because of C. Because D. In spite of 9. Julie failed the exam _______________ of working very hard. A. despite B. in spite C. even if D. though giúp mk vs mk đang cần gấp
1/ 2 giờ 30 phút=.....giờ 3 phần 4 phút=....giây viết các phân số hoặc hỗn số sau dưới dạng số thập phân 3 phần 4=..... 17 phần 5=.... 2 1 phần 4 2/a. giá trị của số 8 trong số 32,8351 b. một thửa ruộng hình tam giác có diện tích 500m vuông và cạnh đáy là 40m thì chiều cao của thửa ruộng là ?
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