CXC · CSEC · Mathematics
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Topic: Relations, Functions and Graphs: Quadratic functions — graphs, vertex, axis of symmetry and interpretation. Pick an answer — get the mark scheme instantly.
Question · Difficulty 2/3
The path of water from a fountain in Queen's Park, Barbados, can be modelled by h = -0.5d² + 2d + 1.5, where h is the height in metres and d is the horizontal distance in metres from the fountain. At what horizontal distance does the water reach its maximum height?
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