Answer:

Step-by-step explanation:
Complex numbers identity:
The complex numbers identity is:

Square of the sum:

In this question:





So

Answer:
i need help also
Step-by-step explanation:
Answer:
check.
Step-by-step explanation:
I did the table in the picture below. To understand it you only need to know that the ^ only is true when both propositions (left and right) are true.
Answer:
yes
Step-by-step explanation:
IBISHbPFIHBPFIHBFP
Yes