Cálculo vectorial . Ecuaciones paramétricas

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Por ejemplo en el punto dónde x=2,

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 tenemos que t=-2 y t=1

Cuándo t=1, [pic 16]

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cuándo t=-2

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¿Cuánto vale t?

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Las únicas que cumplen que su cuadrado sea 3 son

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Calculando la derivada:

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Tengo dos tangentes, cuándo [pic 51]

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cuándo [pic 53]

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Empezaré por calcular la derivada

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En  [pic 57][pic 58]

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Hagamos un “cáliz”:

Obtener la tangente a la curva , en el punto dónde [pic 60][pic 61]

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Cuándo [pic 63]

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 OMG!!!![pic 75]

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Área es de [pic 79]

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Para no perder el signo y tener problemas:

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Proponiendo [pic 92]

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