Trà My
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Điểm
10
Cảm ơn
2
Đã hỏi
Đã trả lời
Câu trả lời của bạn: 16:25 13/03/2024
Giải thích các bước giải:
11 Quá trình thu nhiệt : Tạo ra nhiệt và ánh sáng
2:2:Tỏa nhiệt : Đóng băng nước tỏa nhiệt ra môi trường
3:3:Thu nhiệt : Hấp thụ nhiệt từ ngoài môi trường quanh làm cho cốc mát
4:4:Tỏa nhiệt : Tỏa nhiệt ra môi trường
Câu hỏi:
Câu trả lời của bạn: 16:09 13/03/2024
x²-3x+2>0
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bảng xét dấu
x | - |
1 | 2 | + |
VT |
+ |
0 - | 0 | + |
s=(-
;1]
[2;+
)
Câu trả lời của bạn: 15:36 13/03/2024
Thông điệp có ý nghĩa từ văn bản trên là tình yêu thương và sự gắn kết gia đình là điều quan trọng và không thể thay thế. Vườn của mẹ là biểu tượng cho tình mẫu tử và sự chăm sóc, hy sinh của người mẹ. Nó cũng nhấn mạnh về sự bình yên và an lành mà gia đình mang lại.