• Rahulmr
A trench is being dug by a team of labourers who removes V cubic metres of soil in t minutes, where V=10t-t^2/20. a) State the logical domain of the function, i.e. the values of t during which soil is being removed. b) At what rate is the soil is being removed at the end of 40 minutes ? c) Are the labourers working at a constant rate? Provide a reason for your reason. d) What is their initial rate of work ? e) At what time they are removing soil at the rate of 5m^3 per minute ?
Mathematics
• Stacey Warren - Expert brainly.com
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SOLVED
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