Games
Problems
Go Pro!

Problems > High School Math > 2008

Trig Is Fun!

Prove the trigonometric identity tan(x - y) + tan(y - z) + tan(z - x) = tan(x - y)
*tan(y -z)*tan(z - x)

 

Source: unknown

 



View the solution
Set Sums
How Many Solutions?

Understanding Coronavirus Spread

A Question and Answer session with Professor Puzzler about the math behind infection spread.

Blogs on This Site

Reviews and book lists - books we love!
The site administrator fields questions from visitors.
Like us on Facebook to get updates about new resources
Home
Pro Membership
About
Privacy