Question

What is the value of (-7 + 3i) - (2 - 6i)?

-5 + 91

-5 -3i

-9-31

-9 + 91​

Answer 1

Greetings from Brasil...

Real part with real part, complex part with complex part...

(-7 + 3i) - (2 - 6i)

(-7 + 3i) - (2 - 6i) = ((-7 - (+ 2)) + (3i - (- 6i))) = - 5

((-7 - 2) + (3i + 6i))

- 9 + 9i