Question

sabendo que o complexo (a+b) resolva :

(4+5i)-(-1+13 i)=a+b

Answer 1

(4+5i)-(-1+13 i)=a+b

4 + 5i + 1 - 13i = a +bi

5 - 8i = a + bi

a= 5
b= - 8

Answer 2

(4+5i)-(-1+13i)=a+b
(4+1))-(-5i)+13i=a+b
5-(8i)=a+b