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Test 8_MATE II_Funciones I y II

Authored by Persing G.

Mathematics

University

Used 3+ times

Test 8_MATE II_Funciones I y II
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10 questions

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1.

MULTIPLE CHOICE QUESTION

15 mins • 2 pts

¿Cuál de los siguientes conjuntos de pares ordenados representa una función?

f = {(3,1), (5,6), (7,-2)(5,4)}

f = {(8,-1), (3,6), (1,2)(3,2)}

f = {(1,2), (9,1), (4,-2)(9,8)}

f = {(0,1), (4,1), (2,0),(1,3)}

2.

MULTIPLE CHOICE QUESTION

15 mins • 2 pts

Dado el conjunto de pares ordenados de f = {(3,1), (n+1,6), (7,-2)(5,4),(-3,6),(8,7)}

¿Cuál es el valor de la variable n para que el conjunto de pares ordenados de la función f represente una función?

n = 1

n = -2

n = 3

n = -4

3.

MULTIPLE CHOICE QUESTION

15 mins • 2 pts

Dado el conjunto de pares ordenados de f = {(3m-4,7), (n-2,6), (n+1,7)(5,4),(-3,5),(8,6)}

¿Determinemos el valor de m+n si f representa una función?

14

15

13

12

4.

MULTIPLE CHOICE QUESTION

15 mins • 2 pts

Determine el rango como intervalo de la función f(x) = 7x -3

si dom f = [ -2, 10)

Ran f = (-14, 67)

Ran f = (-14, 76)

Ran f = [-17, 67)

Ran f = (-17, 67]

5.

MULTIPLE CHOICE QUESTION

15 mins • 2 pts

Determine el rango como intervalo de la función f(x) = (√(x - 3)) +7 

si dom f = [7, 28]

Ran f = [9, 12)

Ran f = (9, 12]

Ran f = (9, 12)

Ran f = [9, 12]

6.

MULTIPLE CHOICE QUESTION

15 mins • 2 pts

Determine el dominio y rango de la función f(x) = (√(x - 3)) +7 

Dom f = (3, +infinito)

Ran f = (7, +infinito)

Dom f = [3, +infinito)

Ran f = (7, +infinito)

Dom f = (3, +infinito]

Ran f = (7, +infinito]

Dom f = [3, +infinito)

Ran f = [7, +infinito)

7.

MULTIPLE CHOICE QUESTION

15 mins • 2 pts

Determine el dominio y rango de la función f(x) = 5 + 1/(x + 4)

Dom f = R ∖ {9}

Ran f = R ∖ {5}

Dom f = R ∖ {4}

Ran f = R ∖ {5}

Dom f = R ∖ {-4}

Ran f = R ∖ {5}

Dom f = R ∖ {9}

Ran f = R ∖ {5}

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