
PRUEBA DIAGNOSTICA DE 9.
Authored by Helen Quintero
Mathematics
1st - 3rd Grade
Used 6+ times

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12 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
El número 548 pertenece al conjunto de los números:
Decimales
Irracionales
Naturales
Enteros negativos
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Es un numero decimal finito:
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
En la expresión 4x+ 6 = 14, el valor de x es :
8
2
4
5
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Si x = 3, el valor numérico de la expresión x2 + x -1 es:
11
12
13
8
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
El numero pertenece al conjunto de los números :
Naturales
Enteros
Racionales
Irracionales
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Al reducir 3a - 8b + 5a - 4c + 2a - 11b -2c, obtenemos :
-10a - 19b - 6c
10a + 19b + 6c
10a - 19b - 6c
10a - 19b +6c
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Al multiplicar (7x + 6) por (2x), nos da como resultado :
14x2 + 12x
14x + 12x2
14 + 12x
14x2 + 12
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