Wishing you all good luck in tomorrow's exam. Don't forget to bring log tables and calculator.
Below is an explanation of where the root 2 and pi/4 come from in the solution to Q.20 on deMoivre's theorem (full question and solution linked here) I hope this is useful?
Sir, In example 1 of complex number rectangular form it says find a and b. The answer is down as " 3 + i " does that mean a is 3 and b is 1?
The answer is yes.