
Ecuaciones cuadráticas

Quiz
•
Mathematics
•
9th Grade
•
Hard
Anderson Marcelo
FREE Resource
12 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
La solución de la ecuación es:
y
y
y
2.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Determinar las soluciones de la ecuación: 5x2-15x - 50 = 0
x1 = 5 ; x2 = -2
x1 = -5 ; x2 = 2
x1 = -3 ; x2 = 4
x1 = 10 ; x2 = 5
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
¿Cuál es la fórmula general para resolver una ecuación cuadrática?
4.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
¿Cuál es el discriminante de la ecuación 7x2 - 13x -1 = 0?
-197
141
197
41
5.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
¿Cuál es la factorización correcta de la siguiente ecuación: x2 + x - 12= 0 ?
( x - 2 ) ( x + 6 )
( x + 12 ) ( x + 1)
( x +4 ) ( x - 3 )
( x - 4 ) ( x - 3 )
6.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Los valores de x1 y x2 en la siguiente ecuación x2 - 4x + 5 = 0 son:
x1= 6 ; x2 = 2
x1 = 5 ; x2 = 1
no tiene solución real
x1 = 2 ; x2 = - 2
7.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
¿Cuál es el valor de x1 y x2 en la siguiente ecuación x2 + 7x = 0?
x1 = -7 ; x2 = 7
x1 = 0 ; x2 = -7
x1 = 4 ; x2 = 3
x1 = 6 ; x2 = 1
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