Support your confidence in this topic by refreshing your knowledge of substitution and changing the subject of formulae. A function takes an input value, applies a rule to it, and produces an output ...

In this video I will cover how to determine domain restrictions of a quadratic function so that we can determine the inverse. We will understand why and how restricting affect the graph as well as the ...

I make short, to-the-point online math tutorials. I struggled with math growing up and have been able to use those experiences to help students improve in math through practical applications and tips.