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preguntitas

Authored by Diego Durand

Mathematics

7th Grade

Used 3+ times

preguntitas
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29 questions

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1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Selecciona la fórmula general correcta para resolver una ecuación cuadrática

Media Image
Media Image
Media Image

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Answer explanation

Media Image

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

x1= 7 y x2= -13

x1= 7 y x2= -7

x1= 6 y x2= -6

x1= -7 y x2= 6

Answer explanation

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4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

La desigualdad que se muestra en la imagen anterior se escribe como intervalo de la siguiente manera:

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

Señalar cúal es la representación simbólica del siguiente intervalo:

[-3 ; 4]

(-3 ; 4]

[-3 ; 4)

[-3 ; 4]

Ninguna de las anteriores

6.

MULTIPLE CHOICE QUESTION

1 min • 2 pts

Halle el conjunto solución de

x2-1 < 0

<-∞,-1> U <1,+∞>

<-∞,-1] U [1,+∞>

<-1 , 1>

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Mayor que

Menor que

Mayor o igual que

Menor o igual que

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