Ecuaciones de segundo grado
Quiz
•
Mathematics
•
8th Grade
•
Hard
Conchi Irles
Used 102+ times
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14 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
¿cuál es la formula de las ecuaciones de segundo grado?
2.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
El valor de x1 y x2 en la siguiente ecuación es x2 - 4x + 5 = 0
x1= 6 y x2 = 2
x1 = 5 y x2 = 1
raíz negativa
x1 = 2 y x2 = - 2
3.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
¿cuál es el valor de x1 y x2 en la siguiente ecuación x2 + 7x = 0?
x1 = -7 y x2 = +7
x1 = 0 y x2 = 7
x1 = 4 y x2 = 3
x1 = 6 y x2 = 1
4.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
La solución de la ecuación x2-16=0 es:
x=4
x= - 4
No tiene solución
x= +4 y x= -4
5.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Cuáles son las soluciones de la ecuación: 5X2 - 15X - 50 = 0
X1 = -5 X2 = 2
X1 = 5 X2 = 2
X1 = -5 X2 = -2
X1 = 5 X2 = -2
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Cuando el valor del discriminante es cero, se dice que la ecuación cuadrática:
Tiene una solución
Tiene dos soluciones
No tiene solución
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Cuando el valor del discriminante es menor que cero (números negativos), se dice que la ecuación cuadrática:
Tiene una solución
Tiene dos soluciones
No tienen solución
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