$\sqrt[]{x-2}$ = 1 (ĐK: x-2≥0 ⇔ x≥2)
⇔$(\sqrt[]{x-2})^{2}$ = $1^{2}$
⇔x-2=1
⇔x=3
B tham khảo thử nha. Chúc b học tốt
Các bạn làm giúp mình bài này vs nhé! Rồi mình sẽ cho 5 sao nkaaaa
Hai gen A và B cùng nằm trên một cặp NST ở vị trí cách nhau 40cM cơ thể Dd tự thụ phấn kiểu hình trội ABD chiếm tỉ lệ
ai có nhìu thời gian làm hộ mình bài này với ạ hứa cho ai nhanh vs đúng nhất 5* s ctlhn luônnn :3
Choose the past simple or the present perfect tense: 1) I (never/go) to Vienna. 2) My great great grandfather (have) five sisters. 3) He (live) in Manila for a year when he was a student. 4) Oh no! I (lose) my wallet! 5) (you/see) Julie today? 6) At the weekend, they (play) football, then they (go) to a restaurant. 7) I (read) six books this week. 8) Amy (live) in Portugal when she was young. 9) She (visit) her grandmother last month. 10) The Vandals (invade) Rome in the year 455. 11) She (live) in seven different countries, so she knows a lot about different cultures. 12) I (go) to the cinema last night. 13) Ow! I (cut) my finger! 14) (you/see) 'The King's Speech'? 15) John (never/understand) the present perfect. 16) She (break) her leg the day before her exam. 17) We (see) Oliver yesterday. 18) He (be) here all morning. 19) King Henry the Eighth of England (have) six wives.
Rút gọn các phân thức sau 1, x - 25 / x^2 -10x + 25 2, -x^2 + 2x -1 / x^2 - x 3, 16 - x / -x^2 + 4x 4, 4 - 4x + x^2 / -x^2 + 2x
Phân tích các đa thức sau thành nhân tử
Vẽ bộ tách trà, ấm nước Full màu và line, vẽ sinh động, màu tươi mới Tranh dưới là..
1 Helen said, "I think I'll have to find a better job. I can't make both ends meet." ......................................................................................................................................... 2 He said to her "Why are you so late? I've been waiting for half an hour already." ......................................................................................................................................... 3 She said to him: "Don't let them down. I'll be very embarrassed if you go back on your words." ......................................................................................................................................... 4 She said to her husband: "You'd better not drink top much. You may lose control of the car and have a bad accident." ......................................................................................................................................... 5 The boy said to his mother: "When shall we have lunch? I'm very hungry." ......................................................................................................................................... 6 He said, "I don't understand why she has refused to join us on the trip." ......................................................................................................................................... 7 She said to him, "I'm glad you've come. Sit down, please." ......................................................................................................................................... 8 Mr Brown said to his wife, "I don't feel like going out this evening.” Let's ask the Browns to come over for a chat." ......................................................................................................................................... ......................................................................................................................................... 9 “It's raining too hard to go out. We'd better stay home tonight and watch TV instead." John said. ......................................................................................................................................... 10 "Could you ring up the station and find out when the train comes in?" said Tom to me. ......................................................................................................................................…1 Helen said, "I think I'll have to find a better job. I can't make both ends meet." ......................................................................................................................................... 2 He said to her "Why are you so late? I've been waiting for half an hour already." ......................................................................................................................................... 3 She said to him: "Don't let them down. I'll be very embarrassed if you go back on your words." ......................................................................................................................................... 4 She said to her husband: "You'd better not drink top much. You may lose control of the car and have a bad accident." ......................................................................................................................................... 5 The boy said to his mother: "When shall we have lunch? I'm very hungry." ......................................................................................................................................... 6 He said, "I don't understand why she has refused to join us on the trip." ......................................................................................................................................... 7 She said to him, "I'm glad you've come. Sit down, please." ......................................................................................................................................... 8 Mr Brown said to his wife, "I don't feel like going out this evening.” Let's ask the Browns to come over for a chat." ......................................................................................................................................... ......................................................................................................................................... 9 “It's raining too hard to go out. We'd better stay home tonight and watch TV instead." John said. ......................................................................................................................................... 10 "Could you ring up the station and find out when the train comes in?" said Tom to me. ......................................................................................................................................…
Dear entrepreneurs in New York City! In celebration of the 10,000th local business to open in New York, New York University's Stern Business School is holding several seminars over the course of a week in order to provide business knowledge to young, passionate entrepreneurs. Tickets to each seminar only cost $25.00. Since space is limited due to the small conference hall, please hurry to purchase your ticket. The schedule is as following: Date Event Time Cost Sept 3rd Starting a Business 11:00-14:00 $25 Sept 4th Business Management 12:00-15:00 $25 Sept 5th Human Resources 11:00-14:00 $25 Sept 6th Financial Management 13:00-16:00 $25 Sept 7th Advertising 10:00-13:00 $25 Each event will feature not only professional entrepreneurship knowledge but also various activities. The Stern Business School's highly reputable professors will be leading the seminars. Please come and explore the world of entrepreneurship! You can purchase tickets on the NYU webpage 161 To: Jonathan Mills <jjmills@yahoo.com> From: Donna Miller <dmiller@hotmail.com> Subject: Seminar Ticket Purchase Date: Sept 1st Dear Jonathan, Hello, Jonathan. I’m writing you this e-mail to ask you if you’d be willing to sell your tickets to one of NYU’s entrepreneurship seminars. I intended to purchase a ticket to the seminar, but tickets were already sold out by the time I tried to get one. I heard that you purchased tickets co all of the seminars. I just want to attend two of them. I think this seminar can really help with the business that I’m thinking about opening in December. I’m trying to attend the seminars on the 3rd and the 6th. Please write me back as soon as possible and let me know if you can sell those tickets to me. I’m even willing to pay twice the original price for these seminars. Please consider it! Thank you. Sincerely, Donna Miller. 1. Why is Donna writing the e-mail? (A) She bought too many tickets. (B) She is looking for someone to go to the seminar with. (C) She wants to borrow some money to purchase tickets. (D) She wants to purchase seminar tickets from Jonathan. 2. What is NOT true about these seminars? (A) They are conducted by professionals. (B) Space is limited for audience members. (C) Their target is young entrepreneurs. 162 (D) They are free seminars held by NYU. 3. What would Donna most likely do in December? (A) Go to some seminars being hosted by a company (B) Become a student at NYU (C) Open a new business (D) Leave the country to study abroad 4. What is true about Jonathan? (A) He was planning on going to every seminar. (B) He doesn’t want to go to any of the seminars. (C) He will be conducting one of the seminars. (D) He cannot afford the tickets 163 5. Which seminars is Donna trying to attend? (A) Financial Management, Advertising (B) Starting a Business, Advertising (C) Human Resources, Business Management (D) Starting a Business, Financial Management
helpppppppp me (đúng vote 5sao)
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