SOLUTION: Prove that:
(a1/a2 + a2/a3 + ... + an-1/an + an/a1)>= n
*a1 , a2 , ... , an-1 , an are not a*1 , a*2 , ... , a*n . They are parameters, or indexes (in the bottom right corner of
Algebra.Com
Question 1025317: Prove that:
(a1/a2 + a2/a3 + ... + an-1/an + an/a1)>= n
*a1 , a2 , ... , an-1 , an are not a*1 , a*2 , ... , a*n . They are parameters, or indexes (in the bottom right corner of the number)
Answer by richard1234(7193) (Show Source): You can put this solution on YOUR website!
Assuming 
are positive (otherwise the inequality might not hold), then by the AM-GM inequality we have
Right-hand side equals 1.
as desired.
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