The total revenue received from the sale of x units of a product is given by R(x) = 3x² + 36x + 5. The marginal revenue, when x = 15 is: A. 116 B. 126 C. 136 D. 96 Answer: B) 126 Explanation: Marginal Revenue MR = R'(x) = 6x + 36. At x = 15, MR = 6(15) + 36 = 90 + 36 = 126.

imo class 12 application of derivatives

The total revenue received from the sale of x units of a product is given by R(x) = 3x² + 36x + 5. The marginal revenue, when x = 15 is:

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The total revenue received from the sale of x units of a product is given by R(x) = 3x² + 36x + 5. The marginal revenue, when x = 15 is:

Answer: B) 126

Explanation: Marginal Revenue MR = R'(x) = 6x + 36. At x = 15, MR = 6(15) + 36 = 90 + 36 = 126.

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