Question
The underside of a bridge has the shape of a parabolic arch. The bridge has a maximum height of 15 m and a width of
The underside of a bridge has the shape of a parabolic arch. The bridge has a maximum height of 15 m and a width of 20 m.
a) Find an equation that models the shape of the arch. Define your variables x and y.
b) What is the height of the arch 6 m from the centre of the bridge?
c) What is the width of the arch 10m above the ground?
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Discovering Advanced Algebra An Investigative Approach
Authors: Jerald Murdock, Ellen Kamischke, Eric Kamischke
1st edition
1559539844, 978-1604400069, 1604400064, 978-1559539845
