A rumor spreads among a group of 400 people. The number of people, N(t), who have heard the rumor by time t in hours since the rumor started to spread can be approximate by a function of the form
N(t) = 400/1+399e^-.6t

a) find N(0) and interpret it

b) how many people will have heard the rumor after 2 hours? After 10 hours?

Question

A rumor spreads among a group of 400 people. The number of people, N(t), who have heard the rumor by  time t in hours since the rumor started to spread can be approximate by a function of the form
N(t) = 400/1+399e^-.6t

a) find N(0) and interpret it

b) how many people will have heard the rumor after 2 hours? After 10 hours?

anonymous · Answer

This is the kind of math that I could use in high school.