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Grade 11Algebra

If a, b and c are positive real numbers then a/b + b/c + c/a
is greater than or equalt to

Profile image of Lavish
8 Years agoGrade 11
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1 Answer

Profile image of Subham Kumar
ApprovedApproved Tutor Answer8 Years ago
Since, 
a,b,c>0 ; & a,b,c € R ;
We can apply, AM >=GM
(a/b+b/c+c/a)/3 >= (1)^(1/3)
Therefore, a/b+b/c+c/a >= 3 (Ans.)