Solve the problem.A building has an entry with the shape of a parabolic arch 100 ft high and 28 ft wide at the base. Find an equation for the parabola if the vertex is put at the origin of the coordinate system.A = 100 ftB = 28 ft
A. x2 = -2y
B. y2 = -2x
C. y2 = -7.8x
D. x2 = -7.8y
Answer: A
Mathematics
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