Monómios e Polinómios. Operações.

Monómios e Polinómios. Operações.

8th Grade

17 Qs

quiz-placeholder

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Monómios e Polinómios. Operações.

Monómios e Polinómios. Operações.

Assessment

Quiz

Mathematics

8th Grade

Hard

Created by

Cláudia Castro

Used 11+ times

FREE Resource

17 questions

Show all answers

1.

FILL IN THE BLANK QUESTION

2 mins • 1 pt

Media Image

O perímetro do polígono, na sua forma reduzida é ______.

2.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Media Image

Considera os quadrados representados na figura. Qual a expressão que representa a área colorida a azul?

100+x2100+x^2

100100

100x100-x

100x2100-x^2

3.

MULTIPLE SELECT QUESTION

45 sec • 1 pt

Qual das seguintes expressões representa um monómio?

3x53x-5

4x+5y4x+5y

13x2y\frac{1}{3}x^2y

x2+4x+4x^2+4x+4

4.

MULTIPLE SELECT QUESTION

45 sec • 1 pt

O grau do polinómio

 x2y6y3+4x2yz5x^2y-6y^3+4x^2yz-5  é:

2

3

4

5

5.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Qual dos seguintes monómios é semelhante a

 25xyz2-\frac{2}{5}xyz^2  ?

 5xyz5xyz  

 25xy2z-\frac{2}{5}xy^2z  

 x2yz-x^2yz  

 6zxyz6zxyz  

6.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

O monómio   xy-xy  tem:

Coeficiente 1, parte literal  xyxy  , grau 2

Coeficiente 1, parte literal  xyxy   , grau 1

Coeficiente -1, parte literal  xyxy   , grau 2

Coeficiente -1, parte literal  xyxy  , grau 1

7.

MULTIPLE SELECT QUESTION

1 min • 1 pt

Escreve na forma de um polinómio reduzido:

 (y2+4y5)+(3y2+12y1)\left(y^2+4y-5\right)+\left(-3y^2+12y-1\right)  

 2y2+16y6-2y^2+16y-6  

 2y2+16y4-2y^2+16y-4  

 4y28y64y^2-8y-6  

 4y28y44y^2-8y-4  

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