
FUNCIÓN CUADRÁTICA

Quiz
•
Mathematics
•
9th Grade
•
Hard
HELVER CHAPARRO
Used 8+ times
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20 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Los valores de a. b y c respectivamente en la función f(x) = – 4 x2 + 8x + 5
a = – 4 b = 8 c = 5
a = 5 b = 8 c = – 4
a = 8 b = – 4 c = 5
a = 5 b = 8 c = – 4
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
El vértice de la siguiente parábola es
(1,0)
(3,4)
(3, – 4)
(– 4,3)
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
De las siguientes gráficas, ¿Cuál de ellas pertenecen a función cuadrática?
A
B
C
D
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
La función f(x) = x2 + 2x tiene coordenadas en el punto mínimo:
Tenga en cuenta que x = - b /2a sirve para encontrar el vértice de una parábola
(1, 0)
(0, – 4)
(– 1, – 1)
(0,2)
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Con respecto a la función f(x) = – x2 – 2x + 1. ¿Cuál (es) de las siguientes afirmaciones es (son) verdadera (s)?
I. Su concavidad está orientada hacia abajo
II. Tiene un máximo.
III. Un punto de la parábola es (0, 1)
Sólo I
Sólo II
I y III
I, II y III
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Identifica cuáles de las siguientes funciones pueden expresar una función cuadrática:
I
I y II
I y III
I, II Y III
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
La ecuación que corresponde a la siguiente grafica es:
f(x)=2x2
f(x)=x2
f(x)= − 2x2
f(x)=−3x2 + 2
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