In this math tutorial I am going to work through three rational trigonometric expressions to show you how to simplify them using trig identities. We will focus on different techniques for each working ...

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.

You’re standing at the edge of a cliff, phone in hand, trying to measure the distance to the opposite side – no tape measure, no drone, just your brain. Now what? Trigonometry just became your ...