Tag: imaginary numbers

Explore 21 concrete Examples of Complex Numbers in the form a+bi, each listed with its modulus (r) and common category or use. The post includes computed moduli, plotted positions on the complex plane (Argand diagram), and real-world contexts—such as phasors in electrical engineering, frequency-domain signals, and geometric transformations—so students and professionals can quickly recognize, visualize, and apply these complex-number examples.