tìm x nguyên $\dfrac{2\sqrt{x}+3}{\sqrt{x}-2}$

Làm nhanh giúp mình nhanh nha ạ

Calli cho tớ chữ Cường Hòa Huyền Châu Anh ik Bằng app nhé nhớ trang trí xung quand cute nhee

để tạo một tranh trình chiếu mới em chọn nút lềnh nào

1. It took two weeks to go on a tour to Nha trang → It was a ……………………………….. 2. It is a contest in which people have to cook rice. → It is …………………….. 3. His brother has decided to take part in a competition in which contestants have to sing English song. → His brother … 4. He comes from a family that has five people. → He comes from ……………………………………….. 5. Wedding is an important occasion, so people often plan everything very well. → Wedding is an important occasion, so everything is often …………….. 6. In this contest, people have to fetch the water as quickly as possible. → This is a …………. 7. This bulb can help saving energy. → This is a ………………………. 8. My father has bought a machine that can wash dishes. → My father has bought a …………. 9. He has a boy who is over twelve years old look after his cat. → He has a ……………. 10. She has sold a dress that costs a million VND. → She has sold ………………..

cho tam giác ABC vuông ở A,đường cao AH.Tính HB.HC bằng A.AB mũ 2 B.AH mũ 2 C.AC mũ 2 D.BC mũ 2

Một thửa ruộng hình chữ nhật có chiều dài 365m,chiều rộng kém chiều dài 67m. Tính chu vi hình chữ nhật đó

trong phần mềm logo câu lệnh RT 90 BK 12 rùa sẽ hành động;

a) 2/ √3 -1 - √26+ 3/ √3 b) ( √3+1). 14-6 √3 ________ 5+ √3

trình bày phương pháp điều chế fe2o3 từ hỗn hợp kim loại Fe và Al