Square Root 225 In Complex Form 2025 Complex Form. By inputting numbers, you can quickly find the simplest form of square root expressions, helping you grasp the concept more clearly. The key to understanding and solving complex math problems is building up a wide knowledge of simpler concepts that all build on each other.

The square root of 225 is ±15, where 15 is the positive solution of the equation x 2 = 225. Finding the square root is just the inverse of squaring a number and hence, squaring 15 will result in 225.