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Question
If MR = 14 – 6x + 9x2, Find the demand function
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Solution
MR = 14 – 6x + 9x2
R = `int (14 - 6x + 9x^2) "d"x + "k"`
= 14x – 3x2 + 3x3 + k
Since R = 0
When x = 0
k = 0
So revenue function R = 14x – 3x2 + 3x3
Demand function P = ``"R"/x` = 14 – 3x + 3x2
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