Cho biết x và y là hai đại lượng tỉ lệ thuận. Giá trị của ô trống trong bảng là:
x -3 -1 1 3
...
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Mathematics, 16.12.2021 19:10 aurikmah2005
Cho biết x và y là hai đại lượng tỉ lệ thuận. Giá trị của ô trống trong bảng là:
x -3 -1 1 3
y 2 2/3 -2
A.-6 B.2/3 C.-2/3 D.-2
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