Nếu y = (x-1)(x+2) thì giá trị nhỏ nhất có thể có của y là bao nhiêu?
A.-3
B.-9/2
<...
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Mathematics, 15.06.2021 07:20 thibeauxkristy
Nếu y = (x-1)(x+2) thì giá trị nhỏ nhất có thể có của y là bao nhiêu?
A.-3
B.-9/2
C.-2
D.-3/2
E.0
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