Question

Calcule:

a) (4+5i) - (2+6i)

b) (5+2i) - (-3-5i)​

Answer 1

a) (4+5i) - (2+6i) = 4-2 + 5i-6i = 2 - i

b) (5+2i) - (-3-5i) = 5+3 + 2i+5i = 8 + 7i