Mathematics, 23.05.2020 19:57 sarahisme1123

Which of the following are quadratic functions? a. y=x^2+5x-2; b. y=-x+2; c. y=5x-3/2 = x^2; d. y=x-1/x

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Which of the following are quadratic functions? a. y=x^2+5x-2; b. y=-x+2; c. y=5x-3/2 = x^2; d. y=x-...