rút gọn thành nhân tử (x^2+9)^2+8x(x^2+9)+12x^2

Cho tam giác ABC có A=40° , AB=AC. Gọi M là trung điểm của BC. a/ chứng minh ABM=ACM b/ tính B;C c/ lấy D∈ AB, E∈ AC sao cho AD=AE. Chứng minh DE//BC

Lập dàn ý cho đề văn miêu tả , kể chuyện. Và nếu cách nhận biết phép ẩn dụ và hoán dụ rồi cho vd chi các cách đó . Nếu định nghĩa về phần tiếng việt của ngữ văn lớp 7 ( như: đại từ, từ hán việt , từ láy , từ ghép.....)

Giúp em với ạ em sắp phải nộp bài rồi

Task 4. Give the correct tense of the verbs in brackets. 1. My mom always ______________________ delicious meals. (make) 2. Charlie______________________ eggs. (not eat) 3. Susie______________________ shopping every week. (go) 4. ______________________ Minh and Hoa ______________________ to work by bus every day? (go) 5. ______________________ your parents ______________________ with your decision? (agree) 6. Where______________________ he______________________ from? (come) 7. Where ______________________ your father ______________________ (work) 8. Jimmy ______________________ usually ______________________ the trees. (not water) 9. Who ______________________ the washing in your house? (do) 10. They ______________________ out once a month. (eat)

Vẽ mầm / chibi đg ngồi cạnh cửa sổ NL:

Giúp e nhanh nhé. Hứa 5 sao và ctlhn 14. "Mai will leave Ho Chi Minh city unless she finds a good job". he said 15. "We will have to hurry," he said, "or we'll be late for class." 16. "My wife was ill, so our visit to Japan was delayed". my boss said 17. "Some days ago my mother had an accident,” said Bill.

Mn ơi giúp mik vsss Write the second sentence so that it has a similar meaning to the first one. It takes us more than two hours to see the film “Avatar”. The film “Avatar” ___________________________________________________________ 2. She likes to hang out with friends on Saturday evening. She’s interested _____________________________________________________________ 3. She only allows her children to watch television at weekends. She only lets _______________________________________________________________ 4. Could you help me with this box? Would you_________________________________________________________________ 5. DIY skills aren’t as hard to learn as I think. DIY skills are ______________________________________________________________ 6. Who will take care of the garden while you are away? Who will look ______________________________________________________________ 7. How about going window-shopping this afternoon? Shall _____________________________________________________________________ 8. What leisure activity do you like most? What’s____________________________________________________________________

Task 3. Circle the correct answers. 1. Police catch/ catches robbers. 2. My dad is a driver. He always wear/ wears a white coat. 3. They never drink/ drinks beer. 4. Lucy go/ goes window-shopping seven times a month. 5. She have/ has a pen. 6. Mary and Marcus eat out/ eats out every day. 7. Mark usually watch/ watches TV before going to bed. 8. Maria is a teacher. She teach/ teaches students.

Trung hòa 300ml dd H2SO4 1,5M bằng dd Na2O vừa đủ A) Tính khối lượng Na2O cần dùng B) Tính khối lượng dd H2SO4 trên biết nồng độ dd là 15% C) Tính nồng độ dd muối thu đc sau phản ứng Giúp em với ạ