Question

Suppose that it costs C(x)=1.30 x2+100.00 x+570.00 dollars to produce x text books, and that a price per unit of p(x)=−2.35 x+190.00 is needed to sell all x units.

a) Find the revenue function.

R(x)=    

b) Find the profit function.

P(x)=    

c) Find the exact cost of producing the 8-th text book.

Exact Cost =     dollars.

d) Find the marginal profit if x=7.

Marginal Profit =  dollars per unit.

Answer 1

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