We've updated our
Privacy Policy effective December 15.
Please read our updated Privacy Policy and tap
Graph
Hide Plot »
Frequently Asked Questions (FAQ)
What is the foci (x^2}{140}-\frac{(y-6)^2)/4 =-1 ?
- The foci (x^2}{140}-\frac{(y-6)^2)/4 =-1 is (0,18),(0,-6)