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#185 [–¼‘O‚È‚µ]
(1)sin^2ƒ¿+cos^2ƒ¿+2sinƒ¿cosƒ¿=1+sin2ƒ¿
(2)(cos^2ƒ¿+sin^2ƒ¿)(cos^2ƒ¿-sin^2ƒ¿)=1¥(1-sin^2ƒ¿-sin^2ƒ¿)=1-2sin^2ƒ¿=cos2ƒ¿
:09/09/13 21:51
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#186 [–¼‘O‚È‚µ]
:09/09/13 21:56
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#187 [ˆŸ‹I]
>>186‘æk�€‚ð“WŠJ‚·‚邯
k^2�{k��1/4k�|1/4k�{4
‚Æ‚È‚é‚ÆŽv‚¤‚̂ł·‚ª
‚È‚º‚±‚ꂪ“¯Ž®‚ɂȂé‚Ì‚©
‹³‚¦‚Ä‚à‚炦‚Ü‚·‚© ?
:09/09/13 22:04
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#188 [ö´]
>>185‚ ‚肪‚Æ‚¤‚²‚´‚¢‚Ü‚µ‚½m(_ _)m�I�I
:09/09/13 22:06
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#189 [–¼‘O‚È‚µ]
1/4(1/k�|1/k�{1)‚Í1/4‚Å‚·‚æ‚Ë�H(�L�EƒÖ�E�M)
:09/09/13 22:08
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#190 [–¼‘O‚È‚µ]
•ª�”‚ªˆÙ�í‚ÉŒ©‚É‚‚¢‚—‚—‚—‚—‚—‚Å‚«‚ê‚Ύʃ�‚ð�Ú‚¹‚Ä‚‚ê�B
:09/09/13 22:09
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#191 [ˆŸ‹I]
>>189‚Í‚¢�–“WŠJ‚·‚邯
1/4k‚ª�Á‚¦‚é‚©‚ç
‚Å‚·‚æ‚Ë(*�Nq)?
:09/09/13 22:12
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#192 [–¼‘O‚È‚µ]
>>191‚¢‚â�A1/k�|1/k=0‚¾‚©‚ç‚È‚ñ‚Å‚·‚¯‚Ç�B
:09/09/13 22:17
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#193 [ˆŸ‹I]
Á¬°ÄŠî–{—á‘è85 [jpg/18KB]
:09/09/13 22:22
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#194 [–¼‘O‚È‚µ]
1/{2k(2k+2)}=1/{4k(k+1)}=(1/4)¥1/{k(k+1)}
1/{k(k+1)}=(1/k)-{1/(k+1)}
•ª‚©‚è‚â‚·‚¢‚悤‚ÉŠ‡ŒÊ‚Å‚‚‚è‚Ü‚‚Á‚½
:09/09/13 22:47
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C-BoX E194.194