Suppose the number of individuals infected by a virus can be determined by

the formula where t > 0 is the time in months.

a. Find the number of infected people by the end of the fourth month.

b. After how many months are there 5500 infected people?

c. What happens with the number of infected people if the trend continues?

Suppose the number of individuals infected by a virus can be determined by n(t) 9500t - 2000 / 4+t