Q5a( 4 pts) Find the derivative of the following function: 

Q6a ( 5 pts)   Differentiate                                                                                                                                                                                                         

Q 13 B – 8pts Solve the problem. A men’s suit manufacturer finds that the cost, in dollars, of producing x suits is given by  Find the rate at which the average cost is changing when 200 suits have been produced. Round the answer to four decimal places.

  Q4 C – 4pts Use the properties of limits to help decide whether the limit exists. If the limit exists, find its value.

 Q7 A – 8pts An appliance manufacturer has determined that the cost, in dollars, of producing x espresso makers is given by . If the revenue from the sale of x espresso makers is given by    find the rate at which the average profit per espresso maker is changing when 25 espresso makers have been made and sold. Round to the nearest cent.

 Q6 A – 6pts Find a simplified difference quotient for the function. and evaluate the derivative at a given x-value.      

 Q7 C – 8pts An appliance manufacturer has determined that the cost, in dollars, of producing x espresso makers is given by . If the revenue from the sale of x espresso makers is given by  find the rate at which the average profit per espresso maker is changing when 64 espresso makers have been made and sold. Round to the nearest cent.

Q 14 C – 6pts Find the indicated derivative of the function. 

 Q5 A – 6pts Provide an appropriate response.Is the function given by  

Q2a – 6pts Evaluate or determine that the limit does not exist for each of the limits