Operaciones con expresiones algebraicas

Operaciones con expresiones algebraicas

8th Grade

15 Qs

quiz-placeholder

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Operaciones con expresiones algebraicas

Operaciones con expresiones algebraicas

Assessment

Quiz

Mathematics

8th Grade

Hard

Created by

Eduardo Salazar

Used 44+ times

FREE Resource

15 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Resuelva:

 (3x2+2x)+(5x24x)\left(3x^2+2x\right)+\left(5x^2-4x\right)  

 2x22x2x^2-2x  

 8x22x8x^2-2x  

 2x2+8x-2x^2+8x  

 2x22x-2x^2-2x  

2.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Reduzca:
 4x3(5x3)4x^3-\left(-5x^3\right)  

 x3-x^3  

 x3x^3  

 9x3-9x^3  

 9x39x^3  

3.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

 (3x2+2x)(5x24x)=(3x^2+2x)-(5x^2-4x)=  

 2x22x2x^2-2x  

 2x2+6x2x^2+6x  

 2x2+6x-2x^2+6x  

 2x22x-2x^2-2x  

4.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

 (x3+4x+6)(x22x+11)=\left(x^3+4x+6\right)-(−x^2−2x+11)=  

 x3+x2+6x5x^3+x^2+6x-5  

 x3+x26x+5-x^3+x^2-6x+5  

 x3+x26x5x^3+x^2-6x-5  

 x3+x26x5-x^3+x^2-6x-5  

5.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Reduce la siguiente expresión
 (4x35x2)+(x3+3x2)\left(4x^3-5x^2\right)+\left(x^3+3x^2\right)  

 2x32x^3  

 2x22x^2  

 4x32x24x^3-2x^2  

 5x32x25x^3-2x^2  

6.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Realiza la siguiente operación con polinomios:

 (x23x)+(x4+6x2)+(x32)\left(x^2-3x\right)+\left(x^4+6x^2\right)+\left(-x^3-2\right)  

 x4x3+7x23x2x^4-x^3+7x^2-3x-2  

 2x2+7x4x32-2x^2+7x^4-x^3-2  

 x4+x3+7x23x2x^4+x^3+7x^2-3x-2  

7.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Resuelve la siguiente suma de polinomios: (y3y+2y2)+(5y+7+4y3)+(5y2+3y8)\left(y^3-y+2y^2\right)+\left(-5y+7+4y^3\right)+\left(-5y^2+3y-8\right)  

 5y3+8y2+8y+155y^3+8y^2+8y+15  

 5y33y23y15y^3-3y^2-3y-1  

 y3y2y1y^3-y^2-y-1  

 y33y2y1y^3-3y^2-y-1  

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