The weight w (in tons) of fuel in a rocket after launch is w = 2000
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The weight w (in tons) of fuel in a rocket after launch is w = 2000 − t2 − 140t, where t is the time (in min). During what period of time is the weight of fuel greater than 500 tons?
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Related Book For
Basic Technical Mathematics
ISBN: 9780137529896
12th Edition
Authors: Allyn J. Washington, Richard Evans
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