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Mathematics, 07.09.2021 21:10 ogzayy

Which of the following are quadratic functions? Check all that apply
A. y = x - x^2
B. y = 5x-3x^2/4 + 1
C. y = 3x - 4
D. y = 2x^2 - 3x + 7

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Which of the following are quadratic functions? Check all that apply
A. y = x - x^2
B....

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