Función Cuadrática
Quiz
•
Mathematics
•
10th Grade
•
Practice Problem
•
Hard
Roque Iván Guerrero
Used 2+ times
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10 questions
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1.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
¿Cómo resulta la fórmula de una parábola sabiendo que c = 2, a = -6 y b = 1?
f(x) = 2x2 + -6x + 1
f(x) = 6x2 - x + 2
f(x) = -6x2 + x + 2
f(x) = -6x2 + 2
2.
MULTIPLE SELECT QUESTION
2 mins • 1 pt
¿Cuál de las siguientes parábolas tienen como vértice un mínimo?
f(x) = -3x2 + 9x + 11
g(x) = 4x2 + 5
h(x) = x - 1 + x2
i(x) = x + 3
3.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
f(x) = (x - 1)2 - x2, ¿es una función cuadrática? ¿Por qué?
Si. Porque al desarrollar el (x - 1)2, me queda el término cuadrático.
Si. Porque la expresión ya tiene -x2 cuyo a = -1.
No. Porque al desarrollar me queda -2x + 1
No. Porque al desarrollar me queda 2x - 1
4.
MULTIPLE SELECT QUESTION
2 mins • 1 pt
Elegir el/los gráfico/s que corresponda/n a:
La parábola pasa por el origen del sistema de ejes cartesianos y el vértice es un máximo.
5.
MULTIPLE SELECT QUESTION
2 mins • 1 pt
Elegir el/los gráfico/s que corresponda/n a:
La ordenada al origen es positiva y el vértice es un mínimo.
6.
MULTIPLE SELECT QUESTION
2 mins • 1 pt
Elegir el/los gráfico/s que corresponda/n a:
La fórmula de la parábola tiene a > 0 y las dos raíces son positivas.
7.
MULTIPLE SELECT QUESTION
2 mins • 1 pt
Elegir el/los gráfico/s que corresponda/n a:
La fórmula de la parábola tiene a < 0 y la ordenada al origen es el vértice.
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