In a given community, the number of thousands of people infected with a strain of flu t weeks after the outbreak can be modeled by the function Q(t) = 20.2/1+19.3e^(-1.2t) A. How many people were infected two weeks after the outbreak? B. After how many weeks will there be 20 thousand people infected?

2. Lijah opened an account at Advantis Credit Union. The balance of her account after x years is represented by the function b(x) = 500(1.05)*. What annual interest rate is Lijah earning? а. b. After how many years did it take for Lijah's balance to double? Show all of your work.

Suppose that a population in a particular city is 46,581 in 2010. What is the population after 15 years with a growth rate of 3%?

Find a formula for the exponential function passing through the points (-2,2/9) and (1,6)

+ thos.content.blackboardcdn.com/5fca504f85917/2425530?X-Blackboard-Expiration=16701336000008 outlook jcc word b bartleby parchment transcri... blackboard citation maker 3 / 3 1 100% + 13) I have 20 bacteria in a culture. In 12 hours, I have 100 bacteria. If the population of the bacteria grows exponentially, when will I have 1000 bacteria?

Do not know how to do

three countries PA=2700(0.921)^t, Pb=1500(1.095)^t, pc-6000(1.078)t as of 2010 rate of decay, find the population of each country, find when population gets double