Question

Suppose the spread of a direct contact disease in a school is modeled by the exponential function P(t) =

2,000
1 + e3 − t
where P(t) is the total number of people infected after t hours. What does 2,000 represent in equation?
A) the rate at which the disease spreads
B) the number of the people in the school
C) the expected change in number of people infected
Eliminate
D) the total number of people infected after t hours

Answer 1

B. The number of people in the school, in an exponential function, the first number should always be the initial amount.