Mathematics, 30.09.2019 22:30 ayeeeee98

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 = 3x2 + 9x − 4
y = 8x2 − 6x + 128
y = −x2 − 7x + 1

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Choose all of the following equations that have a vertex that is the maximum point of the parabola....