Re: [obm-l] Somat�rio interesante..

To: obm-l@xxxxxxxxxxxxxx
Subject: Re: [obm-l] Somat�rio interesante..
From: "Guilherme Ferreira" <guiolifer@xxxxxxxxx>
Date: Sun, 12 Nov 2006 18:56:26 -0200
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multiplique e divida e expressao por cos(a)

Ir� aparecer senos do arco duplo...

References:
- Re: [obm-l] Somat�rio interesante..
  - From: Orlando Onofre Filho