A population changes at a net rate, that is, the difference between the rate of births and the rate of deaths in the community. Determine a model for rate of change in the population P(t), if the birth rate is proportional to the population present at time t and the death rate is proportional to the square of the population at time t.

step-by-step explanation: i dont

part a

x     y

0     8

1     7.5

2     7

3     6.5

4     6

5     5.5  

for every hour i deducted .5 inches from the length of the candle

part b

it is a function because for every x value there is only one y value

part   c

for every x value there is only one y value

x       y

0       8

1       7.6

2       7.2

3       6.8

step-by-step explanation:

the answer is 1/4

step-by-step explanation:

thats not a system of equations, that is a solution