Question 7 Liquid Leaked From A Damaged Tank At A Rate Of R T Liters Per Hour The Rate Decreased As Time Passed And Va 1 (62.68 KiB) Viewed 29 times
Question 7 Liquid leaked from a damaged tank at a rate of r(t) liters per hour. The rate decreased as time passed and values of the rate at four-hour time intervals are shown in the table. t (hr) r(t) (L/h) 0 7.4 6.9 8 6.4 12 5.9 16 5.5 20 5.1 4 Find lower and upper estimates for the total amount of liquid that leaked out. lower estimate = liters = upper estimate liters
Question 8 < > Evaluate the integral below by interpreting y=f(x) it in terms of areas in the figure. A1 The areas of the labeled regions are A3 A1= 7, A2=3, A3=1 and A4=1 10 3 15 7 \ A4 A2 10 V = - 4 "f(a)da (figure is NOT to scale) 5
Question 9 < > The amount of trash, in tons per year, produced by a town has been growing linearly, and is projected to continue growing according to the formula P(t) = 57 + 2t. Estimate the total trash that will be produced over the next 10 years by interpreting the integral as an area under the curve. = tons
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