Discuz Math Forum»Forum › Mathematics › High School › 一道寂寞的三元分式不等式

Return to list New

View 1550|Reply 1

[不等式] 一道寂寞的三元分式不等式

[Copy link]

46 Threads	82 Posts	1 Reputation

Send PM

Shiki posted 2020-1-10 18:59 |Read mode

$a,b,c$是正实数

求证

$$\sum \frac{a^3}{b^2-bc+c^2}\geqslant a+b+c$$

= =

Reply Edit 0

673 Threads	110K Posts	218 Reputation

Send PM

kuing posted 2020-1-10 19:15

老题……《撸题集》P.815 题目 6.1.13

Reply Edit

Return to list New

Quick Reply

× Quick Reply To Top Edit

2025-7-15 21:14 GMT+8

Powered by Discuz!

Processed in 0.011448 seconds, 22 queries