Question

1.A company's annual net sales(in billions of dollars) is given by the model S(t)= 5.6e^{0.06twhere t is years since} 1990. In what year are the annual net sales expected to reach 54.32 billion dollars? Show organized and detailed work.

2. The amount of an autooimmune drug decays exponentially. A dose of 50mg is administered at the beginning of the month, then 4 days later there is 44mg of the drug in the body. which is an exponential decay model for quantity, Q(t), of the drug presented in the body t days after the initial dose is given at the beginning of the month where decay factor is rounded to 4 decimals? show organized and detailed work.

Answer 1