Question

Se Z1=1-3i e Z2=2+5i, Determine

a) [z1] + [z2]

b) [z1.z2]

c) [z1+z2]

Answer 1

a)

(1 - 3i) + (2 + 5i)

1 + 2i

b)

(1 - 3i * 2 + 5i)

1 - 6i + 5i

1 - i

c)

(1 - 3i + 2 + 5i)

3 + 2i