1. 

   1 year ago

   Problems Plus 19: Sum of Inverse Tan Series Using Exact Trig Ratios

   Math Easy Solutions
2. 

   3 months ago

   Square Root of Unity, Cube Root of Unity, and Complex Rotations

   Math Easy Solutions
3. 

   1 year ago

   Problems Plus 4: Limit of the Angle of a Spiraling Triangle Sequence

   Math Easy Solutions