SOLUTION: An architect is designing a museum entranceway in the shape of a parabolic arch represented by the equation y=-x + 20x, where zero is greater than or equal to x which is less or eq

Question 257998: An architect is designing a museum entranceway in the shape of a parabolic arch represented by the equation y=-x + 20x, where zero is greater than or equal to x which is less or equal to 20 and all dimensions are expressed in feet. on the accompanying set of axes, sketch a graph of the arch and determine its maximum height, in feet.
Answer by richwmiller(17219) (Show Source): You can put this solution on YOUR website!
The equation y=-x + 20x is not a parabola but a straight line
Perhaps it should be y=-x^2 + 20x
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