A flu patient is prescribed a course of an antivirus drug. The number of mg of the drug in the bloodstream t hours after the first dose is taken is given by the function A(t)=355te^-2.6t

A. define your variables. Sketch the graph of the function in an appropriate window, labeling axes and scale.

B. on what intervals is the amount of drug in the bloodstream increasing? Decreasing?

C. When is the amount of the drug at a maximum? What does this represent? Label corresponding point on graph.