Mathematics, 07.01.2020 17:31 mat1413
which of the following equations represents a parabola that opens up and has a vertex with a positive x-value?
a) y=-x^2+8x-15
b) y=2x^2-16x+38
c) y=2x^2+16x+24
d) y=-4x^2-14x-12
Answers: 2
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