Lenguaje Algebraico

Quiz
•
Mathematics
•
7th Grade
•
Hard
HELENA MATA
Used 4+ times
FREE Resource
30 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿Cuál de las siguientes expresiones representa "el doble de un número"?
x + 2
2x
x - 2
x2
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿Cómo se expresa "el triple de un número menos cinco"?
3x + 5
3x - 5
x - 3 - 5
5 - 3x
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Si "n" representa un número, ¿cuál de estas expresiones significa "su cuadrado más 7"?
n2- 7
n + 7
n2 + 7
7n
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿Cómo se escribe en lenguaje algebraico "la mitad de un número más cuatro"?
x/2 + 4
(x+4)/2
2x + 4
x - 4
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Si "x" es la edad de una persona, ¿qué expresión representa "el doble de su edad dentro de tres años"?
2x + 3
2(x + 3)
3x + 2
2x - 3
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿Qué expresión representa "la suma de un número y su triple"?
3x - x
x + 3
x + 3x
x3 + x
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿Cómo se expresa "cinco veces un número menos su mitad"?
5x - x/2
5x - 2x
5(x - 1/2)
5x/2
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