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Evaluación Diagnostica / 6to Secundaria

Authored by OMAR VELASQUEZ

Mathematics

11th Grade

Used 8+ times

Evaluación Diagnostica / 6to Secundaria
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11 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Al descomponer en factores

 x2−16x^2-16  
obtenemos:

 (x−8)(x+8)\left(x-8\right)\left(x+8\right)  

 (x−4)(x+4)\left(x-4\right)\left(x+4\right)  

 x(x−16)x\left(x-16\right)  

 (x−4)(x−4)\left(x-4\right)\left(x-4\right)  

2.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt



Al factorizar
 x2+3x−10x^2+3x-10 
Se obtiene: 


 (x+5)(x−2)\left(x+5\right)\left(x-2\right)  

 (x+5)(x+2)\left(x+5\right)\left(x+2\right)  

 (x−5)(x−2)\left(x-5\right)\left(x-2\right)  

 (x−5)(x+2)\left(x-5\right)\left(x+2\right)  

3.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Al factorizar
 2x2+5x−32x^2+5x-3 
Se obtiene: 


 (x+1)(2x−3)\left(x+1\right)\left(2x-3\right)  

 (2x+5)(x+2)\left(2x+5\right)\left(x+2\right)  

 (2x−3)(x−2)\left(2x-3\right)\left(x-2\right)  

 (2x−1)(x+3)\left(2x-1\right)\left(x+3\right)  

4.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

La raíz o solución de

 2(x−1)=62\left(x-1\right)=6  
es:

4

9

2

7

5.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Media Image

Al resolver el sistema


obtenemos

x=1, y=2x=1,\ \ y=2

x=2, y=1x=2,\ \ y=1

x=2, y=−1x=2,\ \ y=-1

x=2, y=−1x=2,\ \ y=-1

6.

MULTIPLE CHOICE QUESTION

10 mins • 1 pt

Las raíces de
 x2−2x−3=0x^2-2x-3=0  

son:

 3, 13,\ 1  

 −3, 1-3,\ 1  

 3, −13,\ -1  

 −3, −1-3,\ -1  

7.

MULTIPLE CHOICE QUESTION

10 mins • 1 pt

El conjunto solución de

2x-3>x+1

es:

−∞<x<4-\infty<x<4

−4<x<4-4<x<4

−4<x<+∞-4<x<+\infty

4<x<+∞4<x<+\infty

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