Giải pt sin4x+cos(2x+$\frac{5 \pi }{2}$)= cos(x-$\frac{\pi }{2}$ )

Chụp cho mình xem vở bạn cô bảo ghi gì nhé, chụp bài này nè

IT II. Complete the sentences in reported speech. Note whether the sentence is request, a statement or a question and whether you have to change the tenses or not 6. "I was very tired," she said, $4 ud the4)+0+ → She said She Was VeAy tired. 7. "Be careful, Ben," she said. → She told Ben 8. "I will get myself a drink," she says. » She says 9. "Why haven't you phoned me?" he asked me. » He wondered 10. "I cannot drive them home." he said. → He said 11. "Peter, do you prefer tea or coffee?" she says. prefer 12. "Where did you spend your holidays last year?" she asked me. → She asks Peter 4 he tea oncaffee → She asked me 13. He said, "Don't go too far." → He advised her 14. "Have you been shopping?" he asked us. → He wanted to know 15. "Don't make so much noise," he says. → He asks us

Giúp mình viết chương trình câu 2 với ạ

giúp mik trả lời câu hỏi này vs . mút là gì

Hòa tan 6,5g Zn = 50ml dung dịch H2SO4 loãng lấy dư a, viết PTHH b, Tính thể tích khí thoát ra ở đKTC.Tính nồng độ mol của H2SO4 đã dùng Giúp mk vs đg cần gấp

Giải giúp tôi với..........................

Cấu tạo của thân non Thân to ra nhờ đâu Cấu tạo ngoài thân Cấu tạo tế bào

Nêu ý nghĩa M10×1 giúp mình với đang càn gấp

a, 27.3+5.27-27.7 b,36.4+26.6-36.10