Answer:
10
Step-by-step explanation:
2+2=4
4+6= 10
The answer is uhhhhhhhh 10
see the attachment photo!
A. 21...............
x = 5/2
y = -2
(1+i)² (x+yi) = 4+5i
(1+2i+i²)(x+yi) = 4+5i
(1+2i-1)(x+yi) = 4+5i
2i(x+yi) = 4+5i
2i²y + 2xi = 4+5i
-2y + 2xi = 4 + 5i
By comparing both sides,
-2y = 4
y = -2,
2x = 5
