Cho tam giấcBC vuông tại A góc B=30độ cạnh BC=4 Tính góc C Tính canh AC

(thừa từ cũng ko sao đâu nha với lại ko cần làm câu 1 đâu) Từ cần điền: bite, ride, lighter, bike, Jim, film, swim

ah cj giups e vs ạ e cần gấp lắm

Giải giúp em với mấy ảnh chị ơi

Làm cho ek bài nì ek 5 sao luôn

1. She said that she (have) a wonderful time there then. 2. Linh asked me is the present (buy) for her 3. Anita said she was very sorry for what she (do) 4. Phong(tell) me yesterday that he (learn) French for a year. 5.Mr.Quang said that he( must/leave) then

Giải hệ phương trình $\left \{ {{x^2+xy^2-xy-y^3=0} \atop {(2x+1)\sqrt{x}+y-1=0}} \right.$

Giúp Mình bài này với ạ. Mình cảm ơn.

chứng minh nếu a + b $\vdots$ 3 thì $a^{3}$ + $b^{3}$ $\vdots$ 9

Ex. 4: Change into reported speech. 1. Loan explained, “My sister doesn't eat meat.” 2. Hung said, “I am doing my homework now.” 3. Mum said to me, “Can you cook the dinner for me?” 4. Mike asked John, “Do you like fruit juice?” 5. Dad told me, “Don’t touch this button. It’s dangerous” 6. He asked me, “Have you finished reading the novel?” 7. I asked the receptionist, “What time does the train leave?” 8. “Who are you going to invite to the party?", Minh asked Thu.