Ex 6.1, 16 - Total revenue received from sale of x units - Finding rate of change

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  1. Chapter 6 Class 12 Application of Derivatives
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Ex 6.1,16 The total revenue in Rupees received from the sale of units of a product is given by R( ) = 13 2 + 26 + 15. Find the marginal revenue when = 7. Since marginal revenue is the rate of change in total cost w.r.t no of units sold Let MR be the marginal revenue & R is total Revenue & is no of units sold So, MR = It is Given that R =13 2 +26 +15 We need to find marginal Revenue when =7 i.e. MR when =7 MR = MR = 13 2 +26 +15 MR = 13 2 + 26 + 15 MR = 13 2 +26 +0 MR = 13 2 +26 MR = 26 +26 MR = 26 +1 We need to find MR when =7 Putting =7 MR = 26 7+1 MR = 26 8 MR = 208 Hence Required marginal Revenue is Rs 208 when =

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Davneet Singh
Davneet Singh is a graduate from Indian Institute of Technology, Kanpur. He has been teaching from the past 8 years. He provides courses for Maths and Science at Teachoo. You can check his NCERT Solutions from Class 6 to 12.