Math Is Fun Forum

  Discussion about math, puzzles, games and fun.   Useful symbols: ÷ × ½ √ ∞ ≠ ≤ ≥ ≈ ⇒ ± ∈ Δ θ ∴ ∑ ∫ • π ƒ -¹ ² ³ °

You are not logged in.

#1 2008-10-07 05:20:53

great_math
Member
Registered: 2008-10-07
Posts: 5

Inequality..help

If x,y and z are non-negative reals prove that:

Please help me.

Thank you.

Offline

#2 2008-10-07 07:02:35

Kurre
Member
Registered: 2006-07-18
Posts: 280

Re: Inequality..help

Tips: evaluate 2 of the parenthesises and use cauchy shcwartz inequality

Last edited by Kurre (2008-10-07 09:17:10)

Offline

#3 2008-10-07 18:06:58

great_math
Member
Registered: 2008-10-07
Posts: 5

Re: Inequality..help

thank you for your help

Offline

Board footer

Powered by FluxBB