Ellipse: normal at (x₁, y₁) (Normal line through point on ellipse (standard form, x₁y₁ ≠ 0))
jee-mainjee-advanced
Normal line through point on ellipse (standard form, x₁y₁ ≠ 0)
What each symbol means
| Symbol | What it stands for |
|---|---|
| x_1,y_1 | Point on ellipse |
When to use this
x₁, y₁ nonzero for this compact form; axis points need separate check.