Prueba inicial 1º bachillerato Matemáticas I
Authored by Esther Fernández
Mathematics
11th Grade
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55 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Desarrolla la siguiente igualdad notable:
(3x2 + 1) · (3x2 - 1)
9x2 -1
9x4 -1
6x4 -1
6x2 -1
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
x=-1
x=0
x=2
x=1
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
El intervalo (2;3) corresponde a un intervalo:
Abierto
Cerrado
Semiabierto
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Dados los intervalos A(-3,2) B(1,5) al realizar la operación A U B obtenemos como resultado.
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Dados los intervalos A[-2,4] B(2,6) al realizar la operación A ∩ B obtenemos como resultado
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
2 es una solución de la inecuación:
2x-1>10x+9
sì
no
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