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OpenStudy (anonymous):
Choose all of the following equations that have a graph in which the parabola opens downward. More than one answer may be chosen. Answer y = 2x2 + 2x + 8 y = -4x2 + 8x - 19 y = 16x2 + 2x - 4 y = -x2 - 6x + 10
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OpenStudy (anonymous):
is this algebra 2?
OpenStudy (anonymous):
algebra 1
OpenStudy (anonymous):
The 2nd and the 4th answer. Negative coefficient.
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