8-78. A virus has invaded Leticia's favorite mountain fishing lake. Currently
there are an estimated 1800 trout in the lake, and the Fish and Game
Department has determined that the rate of fish deaths will be one-third of
the population per week if left untreated. (Hint: make a table)
b.
a.
Sketch a graph showing how many fish are left in Leticia's favorite
lake over several weeks.
Theoretically, will the trout ever completely disappear from the lake?
Use
the
graph to justify your answer.
1800
0/1800
=300
3
1200