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The population p(t) at time t of a certa...

The population p(t) at time t of a certain mouse species satisfies the differential equation `(d p(t)/(dt)=0. 5 p(t)-450` If `p(0)""=""850` , then the time at which the population becomes zero is (1) 2 ln 18 (2) ln 9 (3) `1/2` In 18 (4) ln 18

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The population p(t) at a time t of a certain mouse species satisfies the differential equation (dp(t))/(dt)=0.5p(t)-450. If p(0)=850 . Then the time at which the population becomes zero is

The population p(t) at time t of a certain mouse species satisfies the differential equation (dp(t))/(dt)=0.5p(t)-450 If p(0)=850, then the time at which the population becomes zero is (1)2ln18(2)ln9 (3) (1)/(2)In18(4)ln18

Let the population of rabbits surviving at a time t be governed by the differential equation (dp(t)/(dt)=(1)/(2)p(t)-200. If p(0)=100, then p(t) equals

(d)/(dt)log(1+t^(2))

The population of a city increases at the rate 3% per year. If at time t the population of city is p, then find equation of p in time t.