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Mathematics, 03.10.2021 09:20 amuijakobp78deg

Tìm mệnh đề đúng trong các mệnh đề sau: A.
"1 0, "   x R
B.
" 1 0, " x x R     C. " 1 0, " x x R     D.
2
"2 1 0, " x x R   

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Tìm mệnh đề đúng trong các mệnh đề sau: A.
"1 0, "   x R
B.
" 1 0, " x x R ...
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