👉 Learn how to solve equations using half-angle identities. To do this we will replace every trig function with half angles ...

I make short, to-the-point online math tutorials. I struggled with math growing up and have been able to use those ...

In this simulation, 66 of the 100 needles crossed a line (you can count ’em). Using this number, we get a value of pi at 3.0303—which is not 3.14—but it's not terrible for just 100 needles. With ...