Dive into a comprehensive tutorial on complex numbers, focusing on advanced techniques and shortcuts for competitive exams like JEE, NDA, CETs, and SSC-CGL. Learn to solve locus problems, calculate square roots of complex numbers in seconds, and master time-saving tricks for various question types. Explore strategies for tackling frequently repeated questions from past NDA exams, and discover rapid solution methods applicable to IITJEE, Airforce, Banking, and other competitive examinations.