Tìm nghiệm của đa thức Q(x)=2x^2-5x

Giải dùm mình câu 5 đi mình cám ownnnnnnnnnnnnmn

Cho tam giác ABC gọi i là giao điểm 3 đường phân giác của tam giác ABC 2 góc ngoài tại B và C cắt nhau tại j . CM:A,I,J thẳng hàng

Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the following questions. 10) Many members of the management board couldn't attend the meeting, so it was ____ A. turned off B. taken off C. set off D. put off 11) It will ____ a very bad impression if you're late for an interview. A. cause B. provide C. make D. do 12) Television has played an important ____ in popularizing new scientific ideas A. rule B. role C. law D. work 13) _____ comes out of your head, not out of a computer. A. Reality B. Creativity C. Activity D. Possibility 14) I had very little information about the company, so writing to them was a ____ in the dark A. leave B. leaf C. leg D. leap

3 giờ 12 phút + 12 giờ 13 phút ; 14 giờ 12 phút - 7 giờ 25 phút

Bài 1 : Tính ( mt mk ko viết đc hôn số nên mk viết chữ nhé ) các bạn viết đc thì viết luôn hộ mk nha a) Mười , hai phần bảy trừ ( ba , bốn phần chín cộng bốn hai phần bảy ) b) ( Mười , hai phần chín trừ hai , ba phần năm ) trừ sáu , hai phần chín c) 0,7 nhân hai , hai phân ba nhân 0,375 nhân 20 nhân 5 phần 28 Bài 2 : Chuyển sang số thạp phân a) 7 phần 25 b) 19 phần 4 Câu 3 : So Sánh A và B A = 2000 + 2001 phần 2001 + 2002 B = 2000 phần 2001 + 2001 phần 2002

Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the following questions. 5) We have had much success in stopping spread of COVID-19 since it ________ A. broke out B. breaks out C. was breaking out D. had broken out 6) Many businesses are doing badly _______ the serious epidemic. A. although B. in spite of C. because D. because of 7) I won't leave _________ A. when you came back B. as soon as you had come back C. until you come back D. after you came back 8) We visited a fishing village ________ last week. A. seriously destroyed B. was seriously destroyed C. seriously destroying D. having destroyed seriously 9) This part of the law is only _______ to companies employing more than five people. A. apply B. applicant C. application D. applicable

Cho các số a,b,c,x,y,z thỏa mãn : a+b+c=a²+b ²+c²=1 và x/a = y/b= z/c =1 CMR: (x+y+z)² = x²+y²+z²

I think I like sleeping with a dark and quiet room. Of course, peole can easily sleep without noisy and light, right ? Sleep is an activity to help the body relax and be very very healthy. And if people sleep with the light, they will hard to sleep. So their body is very very tired. So in my opinio, I think sleep without noise and light are the best. It is the end. Thank for reading my essay. See you later Viết lại với nội dung hay hơn và nhiều ý hơn Đây là dề bài Read and answer the question below. Write at least 2 paragraphs. Some people sleep in a dark and quiet room. Other people sleep with a small light on and don’t mind noise. How do you like to sleep? Explain your answer

Mọi nqười giúp mình bật cái dấu cộng lên với ạ