Use the Trapezoidal Rule to approximate [26 1n(x2 + 3) dx using 71 = 3. Round your answer to the nearest hundredth. Submit Answer Incorrect. Tries 8/99 Previous Tries 1.2 tan x . Use the Trapezoidal Rule to approximate _0 2 x+5 dx using n = 3. Round your answer to the fourth deCImaI place. Submit Answer Tries 0/99 The population of a culture of bacteria, P(t), where t is time in days, is growing at a rate that is proportional to the population itself and the growth rate is 0.2. The initial population is 20. (1) What is the population after 50 days? (Do not round your answer.) Submit Answer Incorrect. Tries 2/99 Previous Tries (2) How long does it take for the population to double? (Round your answer to one decimal place.) days Submit Answer Tries 0/99 dP The rate of change of the population of a small town is = kP, where P is the population, t is time in years and k is the growth rate. dt If P = 30000 when t = 3 and P = 40000 when t = 4, what is the population when t: 10? Round your answer to the nearest integer. 0.173 Mike deposited $20000 in a saving account in which interest is compounded continuously. The annual rate of interest is 8%. (1) How much does he have in this account after 14 years? (Round your answer to two decimal places.) dollars Submit Answer Tries 0/99 (2) How long does it take for his money to double? (Round your answer to two decimal places.) years Submit Answer Tries 0/99