Question

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Answer 1

Resposta:

a)5

b)2

c)6

f)1,5

Explicação passo-a-passo:

z= 1+2i w=-1+3i y=2-2i

.

a) 1+2+(-1+3)+2-2

1+2+(2)+2-2

3+2+2-2

5+2-2

7-2=5

b) (-1+3)-(2-2)

(2)-(0)

2-0=2

c) (1+2).(-1+3)

(3).(2)

3.2

6

f) (1+2)÷(-1+3)

(3)÷(2)

1,5