Mathematics, 01.02.2021 05:00, leo4687

A town launches fireworks from the top of city hall. The height h(t) of the fireworks can be calculated using the function h(t)=4.9t^2+140t+15, where t is the time in seconds. What is the maximum height?

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A town launches fireworks from the top of city hall. The height h(t) of the fireworks can be calcula...