Ellipse: eccentricity and foci (Eccentricity between 0 and 1; foci on major axis at distance ae from)
jee-mainjee-advanced
Eccentricity between 0 and 1; foci on major axis at distance ae from center
What each symbol means
| Symbol | What it stands for |
|---|---|
| e | Eccentricity |
| a, b | Semi-axes (major a along x) |
When to use this
a > b > 0; major axis along x.