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Home  >>  CBSE XII  >>  Math  >>  Model Papers
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The total revenue received from the sale of x units of a product is given by $ R(x) = 13x^2 + 26x + 15 $ Find the marginal revenue when x = 7.

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1 Answer

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Marginal revenue is the rate of change of total revenue w.r.t the number of units sold.

Marginal revenue (MR)=dRdxdR/dx
                                         =d/dx(13x²+26x+15)
Therefore,
dr/dx=26x+26
 
Marginal revenue is x=7
Therefore 
dr/dx=26(7)+26
=Rs.208
answered Jun 3 by ranjani.hogwarts
 

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