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8955749
Examen de Conceptos básicos de Álgebra
Description
Quiz on Examen de Conceptos básicos de Álgebra, created by mayra mendoza on 16/05/2017.
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mayra mendoza
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mayra mendoza
over 7 years ago
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Resource summary
Question 1
Question
Simplifica -81m^2-17mn+15n^2+20m^2+3mn-
Answer
-8m^2+4mn+5n^2
-8m^2+3mn+8n
-3m^2-8mn+6n^2
Question 2
Question
Encuentra el valor numérico de la siguiente expresión si: m=-2, n=3, p=1/4, x=1/3, y=10, z=1/2 (m-n)(p-x)
Answer
5/12
1/36
-1
Question 3
Question
Expresa en lenguaje algebraico la siguiente oración: Un número disminuido en tres
Answer
x-3
x^3
x+3
Question 4
Question
Cambia la siguiente expresión algebraica a lenguaje común: x^2+(x+1)^2
Answer
La suma de los cuadrados de dos cantidades
suma del cuadrado de un número con el doble del mismo
La suma de los cuadrados de dos números enteros consecutivos
Question 5
Question
Cuál es el resultado de…? (3x^3-5x^2-6x+3)-(2x^3+4x-8)
Answer
x^3-5x^2-10x+11
-7x^3+2x^2-9x-1
2x^2-2x-2
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