Step-by-step Answer
PAGE: 212SET: ExercisesPROBLEM: 49
Please look in your text book for this problem Statement


The concentration in a blood stream after hours of injection is .

Horizontal Asymptote :

Horizontal asymptote is .


The function has a horizontal asymptote of .


Draw a coordinate plane.

Graph the function :


Plot the point where the concentration is maximum.

Observe the graph :

The concentration is maximum at hours.

(a) The horizontal asymptote is .


Graph of the function   :

(c)  Concentration is maximum at hours.


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