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Malthus' Theory

31. The popul...

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31. The population p(t) at time t of a certain mouse species satisfies the differential equation dp(t) /dt = 0.5(t) - 450. If p(0)=850 then the time at which the population becomes zero is:- (1) 2log18 (2) log9 (3) 0.5log18 (4) log 18

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Q. The population

p (t)

at time t of a certain mouse species satisfies the differential equation

\frac{d p (t)}{d t} = 0.5 p (t) - 450.

p (0) = 850,

then the time at which the population becomes zero is:

Q. The population

p (t)

t

of a certain mouse species satisfies the differential equation

\frac{d p (t)}{d t} = 0.5 p (t) - 450

p (0) = 850

, then the come at which the population become zero as:

Q. The population

p (t)

t

of a certain mouse species satisfies the differential equation

\frac{d p (t)}{d t} = 0.5 p (t) - 450.

p (0) = 850,

then the time at which the population becomes zero is

Q. The population

P = P (t)

‘ t^{'}

of a certain species follows the differential equation

\frac{d P}{d t} = 0.5 P - 450.

P (0) = 850,

then the time at which population becomes zero is :

Q. The population

p (t)

t

of a certain mouse species satisfies the differential equation

\frac{d p (t)}{d t} = 0.5 p (t) - 450

p (0) = 850

, then the time at which the population becomes zero is:

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