- #1
Helly123
- 581
- 20
Homework Statement
Homework Equations
The Attempt at a Solution
this is the answer
https://www.algebra.com/algebra/homework/Circles/Circles.faq.question.1038060.html
but why the c1 = 0, c2 = 1, c3 = 3, c4 = 6 etc
why not c2 = 2? c4 = 4?