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à¤Ã×èͧÁ×ͧ͢ËÑÇ¢éÍ | ¤é¹ËÒã¹ËÑÇ¢é͹Õé |
#1
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˹ѧÊ×ÍÊÍǹ àÃ×èͧ ÍÊÁ¡Òà AM-GM ¶èǧ¹éÓ˹ѡ
ãËé p,q,r $\epsilon$ $R_o$ ÁÕÊÁºÑµÔÇèÒ p+q+r = 1 ¨§¾ÔÊÙ¨¹ìÇèÒ
7(pq+qr+rp) $\leq $ 2+ 9pqr â´Âãªé AM-GM ¶èǧ¹éÓ˹ѡ
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à¡Ô´ÁÒ·Ñé§·Õ ·Ó´Õà¾×èÍá¼è¹´Ô¹ä·Â |
#2
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ÍÊÁ¡ÒÃäÁè¨ÃÔ§¹Ð¤ÃѺ àªè¹ p=1,q=r=0.5
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#3
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$p+q+r = 1$ ¹Ð¤ÃѺ
ÍéÒ§ÍÔ§:
¢éÍ 65. ¤ÃѺ |
#4
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ÍéÒÇ´Ù¼Ô´ä»â·´·Õ¤ÃѺ - -*
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