
Guía de ejercicios preparación prueba coeficiente dos

Quiz
•
Mathematics
•
10th Grade
•
Hard
JAVIERA IGNACIA RIVAS CAMPOS
FREE Resource
13 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
10 mins • 4 pts
¿Qué número es una de las soluciones de la ecuación –5x2 – 10x = 0?
– 50
-2
2
5
2.
MULTIPLE CHOICE QUESTION
10 mins • 3 pts
Si , x2 - 8x - 9 = 0, entonces una solución para x es:
1
8
-9
-1
3.
MULTIPLE CHOICE QUESTION
15 mins • 3 pts
En una ecuación cuadrática que posee dos soluciones reales e iguales, es correcto afirmar que:
El discriminante es mayor a cero.
El discriminante es menor a cero.
El discriminante es igual a cero.
El discriminante es distinto de cero
4.
MULTIPLE CHOICE QUESTION
15 mins • 4 pts
Una raíz real y otra compleja
Dos raíces reales y distintas
Dos raíces reales e iguales
No tiene raíces reales
5.
MULTIPLE CHOICE QUESTION
15 mins • 5 pts
6.
MULTIPLE CHOICE QUESTION
15 mins • 5 pts
7.
DRAW QUESTION
15 mins • 10 pts
Si f(x) = x2 – 5, su gráfico es:

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