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Monomios e Polinomios

Authored by MARICLEUSA GOMES

Mathematics

8th Grade

CCSS covered

Used 317+ times

Monomios e Polinomios
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11 questions

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1.

MULTIPLE CHOICE QUESTION

1 min • 5 pts

Media Image

  1. Qual é o polinômio que representa a seguinte situação:


“Maria comprou 3 kg de abobrinha por x reais e 2 kg de chuchu por y reais. Quanto ela gastou?”

x+y reais

3x+2y reais

5xy reais

3x-2y reais

Tags

CCSS.6.EE.B.6

CCSS.6.EE.A.2

2.

MULTIPLE CHOICE QUESTION

30 sec • 5 pts

  1. Qual  forma reduzida e de o grau do polinômio


0,4x – (0,8y – 1,2xy) – 1,9y + (2,3x + 4y – 0,3xy)

 2,7x + 2,9y – 1,5xy, 1º grau

2,7x + 5,1y + 0,9xy, 2º grau

2,7x + 6,7y + 1,5y, 1º grau

 2,7x + 1,3y + 0,9xy, 2º grau

Tags

CCSS.6.EE.A.3

CCSS.6.EE.A.4

3.

MULTIPLE CHOICE QUESTION

1 min • 5 pts

Media Image

O perímetro da figura é:


18a²+38a

9a²+19a

28a²

23a²+10a

Tags

CCSS.6.EE.B.6

CCSS.6.EE.A.2

4.

MULTIPLE CHOICE QUESTION

1 min • 5 pts

Sendo P = 7x² + 3x – 5   e  Q = 2x² – 8x – 1, qual o polinomio que representa

P+Q

5x-7x

9x²+5x + 6

9x²-5x-6

9x²-11x-6

Tags

CCSS.6.EE.B.6

CCSS.6.EE.A.3

5.

MULTIPLE CHOICE QUESTION

1 min • 5 pts

Calcule esse produto:

4x . (3x – 5y + 6)

7x-9xy+10x

12x+20y+24x

12x²-20xy+24x

7x²+20xy+24

Tags

CCSS.6.EE.B.6

CCSS.6.EE.A.2

CCSS.6.EE.A.3

6.

MULTIPLE CHOICE QUESTION

1 min • 5 pts

Media Image

Qua a raiz da equação :

x = 6

x = 7

x = 8

x = 9

Tags

CCSS.6.EE.B.5

CCSS.6.EE.B.7

7.

MULTIPLE CHOICE QUESTION

1 min • 5 pts

Qual o valor numérico da expressão 2xy - 7, sabendo que x = 3 e y = 9

42

48

47

27

Tags

CCSS.6.EE.B.6

CCSS.6.EE.A.2

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