Lenguaje algebraico I

Quiz
•
Mathematics
•
9th Grade
•
Medium
José María Luque Alías
Used 46+ times
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15 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
El doble de un número menos 4
x-4
2x-4
4-2x
Answer explanation
El doble de un número es multiplicar dicho número por 2, NO es elevar al cuadrado, mucho cuidado
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
La mitad de un número
2x
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
El cubo de un número
3x
x-3
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Un número aumentado en 5 unidades
5x
5+x
x-5
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
El triple de un número menos su doble
3x-2x
3x-2y
3y-2x
Answer explanation
Ya vimos en preguntas anteriores que era el doble, en esta el triple es multiplicar por tres, NO elevar al cubo, por lo tanto 3x
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
El doble de un número menos su cuarta
parte
2x-4x
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
El cuadrado de la suma de dos números
2x+2y
2(x+y)
Answer explanation
Hay dos opciones que son muy parecidas pero como indica el enunciado es una suma al cuadrado, de ahí que usemos el paréntesis para agrupar la suma y a continuación, elevar al cuadrado
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