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Quiz 2 - Semana 6_ CB_SEGUNDO BLOQUE-CALCULO I

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Quiz de calculo del politécnico grancolombiano con preguntas y respuestas

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22/6/2019 Quiz 2 - Semana 6: CB/SEGUNDO BLOQUE-CALCULO I-[GRUPO1]

Quiz 2 - Semana 6


Fecha límite 25 de jun en 23:55 Puntos 70 Preguntas 10 Disponible 22 de jun en 0:00-25 de jun en 23:55 4 días Tiempo límite 90 minutos
Intentos permitidos 2



Instrucciones




Historial de intentos


Intento Tiempo Puntaje
MANTENER Intento 2 43 minutos 63 de 70

ÚLTIMO Intento 2 43 minutos 63 de 70

Intento 1 39 minutos 56 de 70




 Las respuestas correctas estarán disponibles del 26 de jun en 0:00 al 26 de jun en 23:55.

Calificación para este intento: 63 de 70
Presentado 22 de jun en 17:51
Este intento tuvo una duración de 43 minutos.


Pregunta 1 ptos.


La función inversa de f (x) = 1

2
sin(
x

2
) +
1

2
es:


−1 1 1
f (x) = ArcS in(2x) +
2 2




https://poli.instructure.com/courses/8218/quizzes/31618 1/5

, 22/6/2019 Quiz 2 - Semana 6: CB/SEGUNDO BLOQUE-CALCULO I-[GRUPO1]

−1 x+1
f (x) = ArcS in( )
2




−1
f (x) = 2ArcS in(2x − 1)




−1 x
f (x) = ArcS in( ) − 1
2




Pregunta 2 ptos.


La función inversa de f (x) = 1

2
sin(2x − 1) es:


−1 x+1
f (x) = ArcS in( )
2




−1
f (x) = 2ArcS in(2x − 1)




−1 x
f (x) = ArcS in( ) − 1
2




−1 1 1
f (x) = ArcS in(2x) +
2 2




Pregunta 3 ptos.


1 1
+
Utilizando las propiedades de los límites, al evaluar lim
4 x
se tiene que:
x→−4 4 + x




El límite es 3

8




El límite es − 1

16




El límite no existe.


El límite es − 1

8




Pregunta 4 ptos.


Utilizando las propiedades de los límites, al evaluar lim
3−2x

x 2 +2x+1
se tiene que:
x→∞




El límite es 0


El límite no existe.


El límite es − 1

8




El límite es 3

8




Pregunta 5 ptos.



https://poli.instructure.com/courses/8218/quizzes/31618 2/5

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