Question 894923: A garment manufacturer's total revenue function is given by the equation R(y)=-3y^2+522y-320 where "y" is the number of units. Find the marginal revenue, /MR, for garments at y=21
This is the only thing left in my chapter that is confusing me. Can someone please help. Thank you.
Answer by MathTherapy(10555)   (Show Source):
You can put this solution on YOUR website! A garment manufacturer's total revenue function is given by the equation R(y)=-3y^2+522y-320 where "y" is the number of units. Find the marginal revenue, /MR, for garments at y=21
This is the only thing left in my chapter that is confusing me. Can someone please help. Thank you.
To calculate marginal revenue, find the derivative of the revenue function, and then substitute number of units
into the derivative function.
Therefore,  becomes:  , which becomes:  ----- Substituting 21 for y
 , or  .
You can do the check!!
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