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9ºAno - Probabilidade/Fatoração

Total questions: 10

Worksheet time: 5mins

Name
Class
Date
1.

- 5 + 10 - 3 =

a)

2

b)

-2

c)

18

d)

-18

2.

Fatore: x² - x

a)

2(1 - x)

b)

x.(x)

c)

x.(x - 1)

d)

x(x - x)

3.

Probabilidade de sair uma figura no baralho:

a)

FIGURINHA DA COPA? =D

b)

4/52

c)

3/52

d)

12/52

4.

Fatore: x² - 64

a)

(x - 8)²

b)

(x + 8) . (x - 8)

c)

(x + 8)² . (x - 8)²

d)

(x + 8)²

5.

(-2)³ =

a)

-6

b)

6

c)

-8

d)

8

6.

(-12)²

a)

-144

b)

144

c)

-24

d)

24

7.

x² = 1

a)

x = 0

b)

x = 1

c)

x = 2

d)

x = 1

x = -1

8.

(7x³)² =

a)

49x5

b)

14x5

c)

49x6

d)

14x6

9.

O tio Caio é:

a)

Ryco

b)

Calvo

c)

Brilhante

d)

Todas estão corretas

10.

Qual a probabilidade de sair um número primo em um dado de 12 faces?

a)

6/12

b)

5/12

c)

4/12

d)

3/12

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