Examen de matemática 10mo.

Examen de matemática 10mo.

10th Grade

10 Qs

quiz-placeholder

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Examen de matemática 10mo.

Examen de matemática 10mo.

Assessment

Quiz

Mathematics

10th Grade

Hard

Created by

José Maradiaga

Used 14+ times

FREE Resource

10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Al factorizar la expresión  x21x^2-1  obtenemos como resultado

 (x+1)(x+1)\left(x+1\right)\left(x+1\right)  

 x+2x+2  

 (x+1)(x1)\left(x+1\right)\left(x-1\right)  

2.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Al factorizar la expresión  x2 + 3x +2x^2\ +\ 3x\ +2  el resultado es

 (x2 +2)(x+1)\left(x^2\ +2\right)\left(x+1\right)  

 (x+2)(x+1)\left(x+2\right)\left(x+1\right)  

 (x+2)(x1)\left(x+2\right)\left(x-1\right)  

3.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Al factorizar  2x+x22x+x^2  el resultado es 

 x(2+x)x\left(2+x\right)  

 x(1+x)x\left(1+x\right)  

 2x32x^3  

4.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

La expresión que representa al trinomio de la forma  x2 +bx + cx^2\ +bx\ +\ c  es

 2x2+5x+32x^2+5x+3  

 (x+3)(x2)\left(x+3\right)\left(x-2\right)  

 x2+3x+2x^2+3x+2  

5.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

A este caso de factorización se le llama ax+bx=x(a+b)ax+bx=x\left(a+b\right)  

Diferencia de cuadrados perfectos

Factor común monómio

Trinómio de la forma  x2+bx+cx^2+bx+c  

6.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

 x24x+2x+1x2\frac{x^2-4}{x+2}\cdot\frac{x+1}{x-2}  Al efectuar esta multiplicación de fracciones algebraicas, obtenemos como resultado 

 1x+1\frac{1}{x+1}  

 x+1x+1  

 2x+12x+1  

7.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

 x2+4x+4x+2 entre x+2x+2\frac{x^2+4x+4}{x+2}\ entre\ \frac{x+2}{x+2}  Al efectuar la división entre estas fracciones algebraicas obtenemos

 x+2x+2  

 1x+2\frac{1}{x+2}  

 x+2x+2\frac{x+2}{x+2}  

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