Question

( - 1) . ( - 2)
( - 6) : ( + 3)
( - 7) - ( - 10) ajude me pfv

Answer 1

Resposta:

a) 2

b) - 2

c) 3

Explicação passo-a-passo:

Sabendo que:

+ com + = +

- com + = +

- com - = +

a) ( - 1) . ( - 2)

( - 1) . ( - 2)

2

b) ( - 6) : ( + 3)

( - 6) : ( + 3)

- 2

c) ( - 7) - ( - 10)

( - 7) - ( - 10)

( - 7) + 10

3

Answer 2

+ com + = +

- com + = +

- com - = +

a) ( - 1) . ( - 2)

( - 1) . ( - 2)

2

b) ( - 6) : ( + 3)

( - 6) : ( + 3)

- 2

c) ( - 7) - ( - 10)

( - 7) - ( - 10)

( - 7) + 10

3