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Monómios e polinómios

Authored by Susana Silva

Mathematics

2nd - 8th Grade

CCSS covered

Used 5+ times

Monómios e polinómios
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30 questions

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1.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Qual a parte literal do monómio 3abx23abx^2  

 bx2bx^2  

 abx2abx^2  

 x2x^2  

 abab  

2.

MULTIPLE SELECT QUESTION

45 sec • 1 pt

Indica qual ou quais das expressões são monómios:

2x2x

x2yzx^2yz

1x\frac{1}{x}

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

3.

MULTIPLE SELECT QUESTION

45 sec • 1 pt

Identifica os monómios semelhantes

2abxy22abxy^2 e 2acxyy2acxyy

a7\frac{a}{7} e a7x\frac{a}{7}x

3abcx3abcx e 5ax5ax

x2byz2\frac{x}{2}byz^2 e zxyzzxyz

4.

MULTIPLE SELECT QUESTION

45 sec • 1 pt

 2abx2×3bx32abx^2\times3bx^3  é igual a:

 6ax66ax^6  

 6ab2x56ab^2x^5  

 5ab2x65ab^2x^6  

 5ab2x55ab^2x^5  

Tags

CCSS.HSA.APR.A.1

5.

MULTIPLE SELECT QUESTION

1 min • 1 pt

 5x2+42x235x^2+4-2x^2-3  é igual a:

 7x2+17x^2+1  

 3x213x^2-1  

 3x2+13x^2+1  

 7x217x^2-1  

Tags

CCSS.6.EE.A.3

6.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Qual dos seguintes monómios tem o mesmo grau do monómio

 x2yz3-x^2yz^3  ?

 13x5\frac{1}{3}x^5  

 5ax2y3-5ax^2y^3  

 (8xy2)2\left(-8xy^2\right)^2  

 (xyz)3\left(-xyz\right)^3  

7.

MULTIPLE SELECT QUESTION

1 min • 1 pt

Nos monómios abaixo representados, x, y e z são variáveis e a, b e c são constantes.

Assinala as afirmações verdadeiras.

abc3xy2-\frac{abc}{3}xy^2 2x2y2-2x^2y^2 Estes monómios são semelhantes.

a2b3xa^2b^3x Este monómio tem grau 5.

zy3x2y3\frac{zy^3x^2y}{3} Este monómio não está escrito na forma canónica.

(23xy)2\left(\frac{2}{3}xy\right)^2 Este monómio tem grau 4.

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