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[obm-l] AJUDA - ALGEBRA
- To: obm-l@xxxxxxxxxxxxxx
- Subject: [obm-l] AJUDA - ALGEBRA
- From: Victor Machado Mendes de Sousa <vmachado@xxxxxxxxx>
- Date: Thu, 23 Dec 2004 21:53:25 -0200
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Estou com problemas na solu��o desse aqui :
1) Se a,b,c s�o n�meros reais tais que a^2 + b^2 + c^2 = 28, o valor
m�nimo de ab + ac + bc � igual a :
a. 14
b. 8
c. 0
d. -14
e. -28
Muito obrigado,
Victor.
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