The oxygen content t days after organic waste has been dumped into a pond is given by the following function where f(t) is the percent of its normal level.

 

(a) Compute the following values.

(b) How many days will it take for the oxygen content to reach the 90% level?

Transcribed Image Text:

t2 f(t) = 100 + 10t + 100 Osts 10 t + 20t + 100 t2 f(t) = 100 + 10t + 100 Osts 10 t + 20t + 100