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Monómios e Polinómios

Authored by Hugo Vicente

Mathematics

8th Grade

Used 171+ times

Monómios e Polinómios
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10 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Qual dos monómios é semelhante ao -4x2y

5x2

-4xy

03xy2

10x2y

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

O coeficiente do monómio -x2 é ?

0

1

-1

X2

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Na adição 5x2 + 3x2 -12x2 , o resultado é o monómio?

20x2

-4x2

-4x4

4x2

4.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

O valor numérico do polinômio 4x +10 , quando o "x" vale -3 é?

-2

+22

-22

+2

5.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Andre comprou 4 sumos que custam X euros e 3 pasteis que custam Y euros. Qual é o polinómio que melhor representa a compra de André?

7x

4Y + 3X

4x + 3Y

4x - 3Y

6.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

A adição 5a + 6b -4a - 7b é igual ao polinómio?

9a + 10b

a - b

2a -1b

-a -b

7.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Se A = 4x2 +5x +8 e B = 3x2 -8x -6 , então A+B é igual a ? (faz no caderno)

7x2 +13x -2

7x2 -3x -2

7x2 -3x +2

7x2 + 4x +2

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