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Re: [obm-l] cinco amigas
- To: obm-l@xxxxxxxxxxxxxx
- Subject: Re: [obm-l] cinco amigas
- From: "Marcelo Costa" <mat.moura@xxxxxxxxx>
- Date: Thu, 22 Mar 2007 23:29:43 -0300
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- Reply-To: obm-l@xxxxxxxxxxxxxx
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um desafio para poucos!!!
A curva C é o gráfico do trinômio y = ax^2, a > 0, MN é um segmento da reta y = 1 - x e P é a interseção de C com MN. O conjunto de todos os valores de a, que deixam P mais próximo d M do que de N é dado por:
R: a > 1/2