La fórmula general para resolver ecuaciones cuadráticas es:
Lección de Matemáticas_ 2bgu

Quiz
•
Mathematics
•
11th Grade
•
Medium
LUIS MORALES
Used 2+ times
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6 questions
Show all answers
1.
MULTIPLE SELECT QUESTION
1 min • 1 pt
2.
MULTIPLE SELECT QUESTION
2 mins • 1 pt
La ecuación cuadrática x²+3x-10=0 tiene como raíces:
3.
MULTIPLE SELECT QUESTION
3 mins • 1 pt
Resuelva por la fórmula general la ecuación cuadrática:
4x²-9x+2=0
4.
MULTIPLE SELECT QUESTION
3 mins • 1 pt
Resuelva el siguiente sistema de ecuaciones no lineales:
y=x²-2 ; x+ y=4
cs={ ( -3,7) ; ( 2, 2)}
cs={ ( 3,-7) ; ( 2,2) }
cs={ ( 0,-2) ; ( 4,0)}
cs={ ( 4,0) ; ( 0,4)}
5.
MULTIPLE SELECT QUESTION
3 mins • 1 pt
La altura de un triángulo mide 4 m más que la base y el área es de 160 m². Calcule las longitudes de la base y altura del triángulo.
b= 12m ; h= 16m
b= 16 m ; h= 20 m
b= 32 m ; h= 36 m
b= 16 m ; h= 20 m
6.
MULTIPLE SELECT QUESTION
3 mins • 1 pt
En un rectángulo el largo mide (x+7) y el ancho (x+2) . Si el área del rectángulo es 36 . Halle el valor de x.
x= -11
x= 2
x= -2
x= 11
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