Math Problem Statement
The dd for a commodity is given by 𝑥 = 48 − 3𝑝 . Find the point elasticity 2 of demand when p=3. If this price of 3 is decreased by 4%, determine the relative increase in dd and hence an approximation to the elasticity of demand.
Solution
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Math Problem Analysis
Mathematical Concepts
Elasticity of Demand
Differentiation
Percentage Change
Formulas
E(p) = (p / x) * (dx/dp)
Relative Increase = ((x_new - x_old) / x_old) * 100
Elasticity Approximation = Percentage change in demand / Percentage change in price
Theorems
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Suitable Grade Level
Grades 11-12 or Undergraduate Level (Economics/Calculus)
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