
Funciones lineales y afines Tema 9
Authored by juan antonio Usar Echarri
Mathematics
8th Grade
CCSS covered
Used 10+ times

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20 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Una función lineal o de proporcionalidad directa es la que relaciona dos magnitudes directamente proporcionales. Su expresión algebraica es de la forma y=mx, con m distinto de cero , donde m es la constante de proporcionalidad, denominada pendiente de la recta.
¿Es cierta esta afirmación?
Si
No
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
La pendiente de la función representa las unidades que se incrementa o disminuye la variable dependiente, (y), por cada unidad que aumenta la variable independiente, (x).
Se obtiene
Es cierta o falsa esta afirmación.
Cierta
Falsa
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Una función afín es una función cuya expresión algebraica es de la forma _______________, donde m es la pendiente, y n es la ordenada en el origen, es decir, el valor de y cuando la x=0
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Dos rectas que tienen la misma pendiente son___________
secantes
paralelas
contradictorias
iguales
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Si el valor de n es nulo, es decir, si n=0, la función es__________________
Lineal
cóncava
paralela
perpendicular
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Si el valor de n y m es nulo, es decir, si n=0 y m=0, la función es constante y coincide con____________
el eje X
el cruce de los ejes de coordenadas
el eje Y
desaparece
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
En una función lineal si la función es ____________
creciente
decreciente
nula
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