Penulis Topik: Prove that  (Dibaca 918 kali)

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Offline trfrm

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Prove that
« pada: Juli 19, 2018, 06:21:07 PM »
Shalom aleichem.

Excuse me ... .

I try to simply this problem ... .


If

\[ x=\ln{a}, \]
\[ y=\ln{b}, \]
\[ z=\ln{c}, \]

this problem become:

\[ (y/x)^4+(z/y)^4+(x/z)^4\geq{y/x}+{z/y}+{x/z} \]

if $x,y,z\in(-\infty,0)$.


Thank you ... . 

Terpujilah Kristus.



\[ \sum_{j=0}^\infty \frac{1}{j!(n-j)!} = \frac{2^n}{n!} \]