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Mathematics, 10.09.2021 09:20 jessieeverett432
Các số nguyên tố có tận cùng bằng 0 đều chia hết cho 5.
Một tam giác cân có hai đường trung tuyến bằng nhau.
Hai tam giác bằng nhau có diện tích bằng nhau.
a) Hãy phát biểu mệnh đề đảo của mỗi mệnh đề trên.
b) Hãy phát biểu mỗi mệnh đề trên, bằng cách sử dụng khái niệm "điều kiện đủ".
c) Phát biểu mỗi mệnh đề trên, bằng cách sử dụng khái niệm "điều kiện cần".
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You know the right answer?
Các số nguyên tố có tận cùng bằng 0 đều chia hết cho 5.
Một tam giác cân có hai đường trung tuyến...
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