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Maxima, Minima and Inequalities The Basics
Re: Maxima, Minima and Inequalities The Basics
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Re: Maxima, Minima and Inequalities The Basics
by
rizwanur rahman
 Monday, 12 October 2015, 05:05 PM
Given , a*b >= a^3 + b^3
A.p >= G.P
a+b/2 >= (a*b)^1/2
a*b= 4(a^3 + b^3)
a+b >= 4(a^2 + b^2 ab)
Let a=b
2b>= 4b^2
b(12b)>= 0
so b = 1/2
As only non negative numbers are to be considered b=1/2 =a
So., a+b = 1
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