Tuesday, July 28, 2009

The population is 2,847---Growth Modeled by a Radical Equation.?

Suppose instead that the town experiences growth that can be modeled by the following: P = 1000 (square root) t + Po where t is the number of years from 2010.


a) Insert the value of Po into the equation above.


Use equation editor or type square root of t as sqrt(t).





b) Round to the nearest whole person when necessary.


Yeart (t) Population (P)


t=0 Po =


(2010)


t=1


(2011)


t=2


(2012)


t=3


(2013)


t=6


(2016)





c) Use your eqation from part a to approximate how many years it would take for the population to reach 7000. Round the nearest whole year when necessary.





d) How can I graph this function in MS Excel? I am asked to plot the points found in the chart in part a. I also, need to label my axes with time on the x-axis and population on the y-axis.





Please explain letter (d)





Thanks

The population is 2,847---Growth Modeled by a Radical Equation.?
a) P = 1000sqrt(t) + 2847


b) P2010 = 1000sqrt(1) + 2847 = 3847


P2011 = 1000sqrt(2) + 2847 = 4261


P2012 = 1000sqrt(3) + 2847 = 4579


P2013 = 1000sqrt(4) + 2847 = 4847


P2014 = 1000sqrt(5) + 2847 = 5083


c) (7000 - 2847)/1000 = 4.153, squaring = 17.24, so 2027


d) use Insert/Chart command and follow procedures.


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