
ECUACIONES CUADRÁTICAS
Mathematics
12th Grade
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4 questions
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1.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
La ecuación: x2+3x+4=0 tiene por suma de raíces:
3
-3
4
-4
Faltan datos
2.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Si x+x-1=3. ¿Cuánto vale x2+x-2?
9
5
6
7
-7
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Con respecto a la función cuadrática f(x)=2x-x2. Halle su valor máximo
-1
1
2
-2
3
4.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
A partir de la gráfica mostrada, halle el rango de la función
x>-4
x<-4
x>=-4
x<=-4
x=4
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