Mathematics, 27.02.2020 05:25 theoriginalstal4234

# An object is dropped from a hot-air ballon 1296 feet above the ground. The height of the object is given by: h = -16(t-9)(t+9) where the height βhβ is measured in feet, and the time βtβ is measured in seconds. After how many seconds will the object hit the ground?

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An object is dropped from a hot-air ballon 1296 feet above the ground. The height of the object is g...

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