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Determine the interval(s) where the function is decreasing.  Express your answer in interval notation. 

A drug is injected into a patient and the concentration of the drug in the bloodstream is monitored.  The drug’s concentration, , in milligrams per liter, after hours is modeled by . Find the horizontal asymptote of the given function and describe what this means about the drug’s concentration in the patient’s bloodstream as time increases.  

Use the graph of below to write the function of the transformed graph .  

Given 2 is a zero of the polynomial function , find the remaining zeros of the function. 

For the functions and , find the composite function .

The function models the daily profit, in hundreds of dollars, for a company that manufactures computers daily.  What is the maximum daily profit? 

Suppose that a polynomial function of degree 5 with real coefficients has , , and as zeros.  Find the remaining zeros of the polynomial.  

State the domain (D) and range (R) of the graph. 

A company that manufactures Slinkys has a fixed cost of $68,000 per month that covers rent, utilities, and machine maintenance.  It costs the company $5 to produce a case of Slinkys which they sell to their distributors for $30 per case.  Determine a linear profit function , that represents the profit for the sale of cases of Slinkys.  

This prescription label is a prescription-only label, not a controlled medication: