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Question
If MR = 20 – 5x + 3x2, Find total revenue function
Solution
MR = 20 – 5x + 3x2
Total Revenue function
R = `int ("MR") "d"x`
= `int (20 - 5x + x^2) "d"x`
R = `20x = (5x^2)/2 + (3x^3)/3 + "k"`
When x = 0
R = 0
⇒ k = 0
∴ R = `20x - 5/2x^2 + x^3`
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