Hi, refer to https://www.youtube.com/watch?v=IvefwveWexA&t=667s for Multiplying and Dividing Monomials

https://www.youtube.com/watch?v=oVUJMVR1JpA&t=534s for Solving Exponential Equations With Different Bases Using Logarithms

https://www.youtube.com/watch?v=k-TDe0OP2XY for obtaining the Discriminant Equation - Quadratic Formula - Real & Imaginary Solutions to find the solutions to a quadratic equation. Finding the types of solutions however, falls under another topic labelled as Consistent & Inconsistent Systems

All Courtesy of The Organic Chemistry Tutor

https://www.youtube.com/watch?v=9f8aFn7LaMY for another video for Real & Imaginary Solutions to find the solutions or not to a quadratic equation.

by Sir Eddie

Which helps to answer similar questions in the future. Be sure to look into their channel for awesomeness!