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Calculus...help
The projected public spending by the British government for the years 20102011 (t = 0) through 20142015 (t = 4) is 692 billion pounds/year. The projected public revenue for the same period is f(t) = 292.6t + 134.4 / t + 6.9 +
asked by sarah on December 1, 2014 
Algebra 2
The projected population in thousands for a city over the next several years can be estimated by the function P(x)= x^3 + 2x^2  8x + 520, where x is the number of years since 2005. Use synthetic substitution to estimate the
asked by Alexus on February 6, 2014 
Science
A population of oak trees growing in a region in Canada experiences a change in climate to much colder temperatures and much drier conditions than they have had for many decades. What determines how this population will change in
asked by Anonymous on October 28, 2018 
Science
A population of oak trees growing in a region in Canada experiences a change in climate to much colder temperatures and much drier conditions than they have had for many decades. What determines how this population will change in
asked by 4 on December 11, 2018 
Algebra
The growth of stray cat population, n(t) in a small town can be modeled as n(t) = no e 0.15 t where t is time in years. Given that in year 1995, the town had 20 stray cats. a) Find the projected population after 5 years b) Find
asked by Janell on March 30, 2018 
College Algebra
The growth of stray cat population, n(t) in a small town can be modeled as n(t) = no e 0.15 t where t is time in years. Given that in year 1995, the town had 20 stray cats. a) Find the projected population after 10 years b) Find
asked by Please Help on April 3, 2018 
pre calculus
The population of foxes in a certain region over a 2year period is estimated to be P1(t) = 300 + 50 sin(πt/12) in month t, and the population of rabbits in the same region in month t is given by P2(t) = 4000 + 400 cos(πt/12) .
asked by ChrismB please help me on May 12, 2016 
Math
The population size, P, of owls (predators) in a certain region can be modelled by the function P(t) = 1000 + 100 sin (3.14t/12), where t represents the time in months. The population size, p, of mice (prey) in the same region is
asked by Molly on December 1, 2010 
calculus
The population of a country was 8.4 million people in 2000. Three years later, the population of the same nation was 9.3 million people. Assuming that population is growing exponentially, what is the projected population (rounded
asked by Dave on November 10, 2011 
math
Im stuck on this question. Could someone answer it. Id appreciate it. The projected rate of increase in enrollment at a new college is estimated by: dE/dt = 9000(t + 1)^3/2 where E(t) is the projected enrollment in t years. If
asked by JL on April 24, 2011