8º Ano ( Polinómios)

8º Ano ( Polinómios)

8th Grade

21 Qs

quiz-placeholder

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8º Ano ( Polinómios)

8º Ano ( Polinómios)

Assessment

Quiz

Mathematics

8th Grade

Practice Problem

Hard

Created by

Campus Math

Used 88+ times

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21 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

 a2± 2ab +b2a^2±\ 2ab\ +b^2  

1º Caso Notável

2º Caso Notável

Nenhuma das opções seguintes

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

 2ax7z2yw32ax^7z^2yw^3  , com a (constante)

É um monómio de grau 7

É um monómio de grau 13

É um polinómio de grau 13

É um monómio de grau 14

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

A seguintes expressão 2x2+5x2x^2+5x  é:

Um trinómio

Um binómio

Un monómio

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

O polinómio 3x2 - x tem grau:

0

1

2

3

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

O polinómio x3 - 2x7 + 5x - 2 tem grau:

11

3

12

7

6.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Dados os polinómios:   A= 2x2xA=\ 2x^2-x  e  B=x+1B=x+1  Qual é a soma entre A e B, (A + B)?

 2x22+x+12x^2-2+x+1  

 2x2+x+12x^2+x+1  

 2x3+12x^3+1  

 2x2+x12x^2+x-1  

7.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Simplifica a seguinte operação entre polinómios: (3x22x+1)(2x2x)\left(3x^2-2x+1\right)-\left(2x^2-x\right) 

 5x23x+15x^2-3x+1  

 x23x+1x^2-3x+1  

 x2x1x^2-x-1  

 x2x+1x^2-x+1  

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