Arithmetic and geometric means

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SUMMARY

The discussion focuses on the concepts of arithmetic mean (AM) and geometric mean (GM) as defined by the equations AM = (a+b)/2 and GM = √(ab). A participant expresses difficulty in solving a related problem and seeks assistance, specifically mentioning a substitution hint of letting a = cb. This indicates a need for clarity in applying these mean formulas in problem-solving scenarios.

PREREQUISITES
  • Understanding of arithmetic mean and geometric mean calculations
  • Familiarity with algebraic substitutions
  • Basic knowledge of square roots and their properties
  • Ability to interpret mathematical equations and expressions
NEXT STEPS
  • Study the properties and applications of arithmetic and geometric means in statistics
  • Practice algebraic substitution techniques in various mathematical problems
  • Explore the implications of AM-GM inequality in optimization problems
  • Learn about the relationship between means and their applications in real-world scenarios
USEFUL FOR

Students studying mathematics, educators teaching mean concepts, and anyone looking to enhance their problem-solving skills in algebra and statistics.

deathnote93
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Homework Statement



http://img264.imageshack.us/img264/7505/math.png

Homework Equations



AM = arithmetic mean = (a+b)/2
GM = geometric mean = sqrt(ab)

The Attempt at a Solution


I'm totally stuck on this, substituting does not help at all.
 
Last edited by a moderator:
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Hi deathnote93! :smile:

(have a square-root: √ :wink:)

Hint: Let a = cb.​
 

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