1. Evaluate the expression and write your answer in the form a+bi:
2. Prove the following properties of complex numbers.
3. Find all solutions of equation:-
4. Find the indicated power using De Moivre's Theorem.
Complex Numbers, Standard Form and De Moivre's Theorem are investigated. The solution is detailed and well presented. The response received a rating of "5/5" from the student who originally posted the question.