3. Especial Selectividad
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Sea la función
definida como
.
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Calcula
.
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Sea la función
. Halla los posibles extremos de dicha función en el intervalo
.
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Calcula
haciendo el cambio
.
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Calcula .
Sugerencia: haz el cambio de variable 1-x²=t²
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Calcula
.
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Halla el valor de
.
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Calcula
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