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QUESTION
Choose all of the following equations that have a vertex that is the maximum point of the parabola. More than one answer may be chosen.
Choose all of the following equations that have a vertex that is the maximum point of the parabola. More than one answer may be chosen. y = −4x2 + 8x − 19 y = −x2 − 7x + 1 y = 8x2 − 6x + 128 y = 3x2 + 9x − 4
