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olga2289 [7]
2 years ago
11

Giải phương trình vi phân : (4x-y)dx+(x+y)dy=0

Mathematics
2 answers:
Artist 52 [7]2 years ago
6 0
The correct Answer is B
V125BC [204]2 years ago
4 0

Answer:

b

Step-by-step explanation:

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