[obm-l] teor. dos n�meros e trigo.

To: obm-l@xxxxxxxxxxxxxx
Subject: [obm-l] teor. dos n�meros e trigo.
From: vinicius aleixo <viniciusaleixo@xxxxxxxxxxxx>
Date: Wed, 22 Feb 2006 20:49:38 -0300 (ART)
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1-Determine todos os inteiros n para os quais o valor da express�o abaixo � inteira. sqrt[25/2+sqrt(25/2-n)] + sqrt[25/2-sqrt(25/2-n)]

2-Calcular a soma dos n primeiros termos da s�rie:

[Sen(pi/2n)]^2 + [Sen(2pi/2n)]^2 + [Sen(3pi/2n)]^2

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