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Expressões Algébricas - Fatoração

Authored by NILTON PIMENTA

Mathematics, Science, Physics

8th - 12th Grade

Used 2+ times

Expressões Algébricas - Fatoração
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10 questions

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1.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

A expressão (a2b)2\left(a-2b\right)^2  é equivalente a:

 a22b2a^2-2b^2  

 a2+4b2a^2+4b^2  

 a24b+4b2a^2-4b+4b^2  

 a24b+2b2a^2-4b+2b^2  

2.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Assinale a expressão equivalente ao desenvolvimento de (3m+5d)2\left(3m+5d\right)^2 

 9m2+30md+25d29m^2+30md+25d^2  

 9m2+25d29m^2+25d^2  

 3m2+15md+5d23m^2+15md+5d^2  

 3m2+5d23m^2+5d^2  

3.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Assinale a alternativa que corresponde a fatoração do trinômio quadrado perfeito b28b+16b^2-8b+16 

 (b4)2\left(b-4\right)^2  

 (b+4)2\left(b+4\right)^2  

 (b8)2\left(b-8\right)^2  

 (b+8)2\left(b+8\right)^2  

4.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Assinale a figura geométrica cuja área está associada a fatoração (a+b).(ab)\left(a+b\right).\left(a-b\right)  .

Media Image
Media Image
Media Image
Media Image

5.

MULTIPLE SELECT QUESTION

3 mins • 1 pt

Assinale duas opções que equivalem a fatoração da expressão x4y4x^4-y^4  .

 (x2+y2)(x2+y2)\left(x^2+y^2\right)\left(x^2+y^2\right)  

 (x2+y2)(x+y)(xy)\left(x^2+y^2\right)\left(x+y\right)\left(x-y\right)  

 (x2y2)2\left(x^2-y^2\right)^2  

 (x2+y2)(x2y2)\left(x^2+y^2\right)\left(x^2-y^2\right)  

6.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

 3x2y+6xy23x^2y+6xy^2  

 (3x+2y)(x+y)\left(3x+2y\right)\left(x+y\right)  

 (3xy)2xy\left(3x-y\right)2xy  

 3xy(x+2y)3xy\left(x+2y\right)  

 2xy(3x+2y)2xy\left(3x+2y\right)  

7.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Usando a fatoração da equação 5x2+10x=05x^2+10x=0 , determine suas soluções.

 S={2, 0}S=\left\{-2,\ 0\right\}  

 S={2, 2}S=\left\{-2,\ 2\right\}  

 S={0, 2}S=\left\{0,\ 2\right\}  

 S={0}S=\left\{0\right\}  

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