Question

Exercitiul 6 :))))))))

Answer 1

Răspuns:

a)

$- 5 \times 3 = - 15$

b)

$|z| = 2 \times 3 \\ |z| = 6$

c)

$z - 2 \times ( - 4) = - 14 \\ z - ( - 8) = - 14 \\ z + 8 = - 14 \\ z = - 14 - 8 \\ z = - 22$