Algebra 2 - Simplifying square roots with imaginary numbers, x^2 + 1 = 0

The video tutorial explains how to solve equations involving square roots, particularly focusing on the concept of imaginary numbers when dealing with the square root of negative numbers. It introduces the imaginary unit 'i' and demonstrates how to simplify square roots by factoring out the largest square number. The tutorial also covers the process of isolating variables in equations and provides examples to illustrate these mathematical concepts.

What is the simplified form of the square root of -25?

How do you simplify the square root of -48?