Algebra 2 - Subtracting complex numbers with radicals 7 root(-18) - 2 root(-32)

The video tutorial focuses on simplifying complex numbers and radicals. It begins with an introduction to the concept and proceeds to demonstrate the process of breaking down radicals using square numbers. The importance of selecting square numbers for simplification is emphasized to avoid common mistakes. The tutorial concludes with a correction of errors made during the simplification process, ensuring a clear understanding of the topic.

What are the steps to simplify the expression involving sqrt(9) and sqrt(2)?

How do you combine like terms when simplifying expressions with radicals?