Question

Showing that pencil of conics through four points in general position in $\mathbb{P}^2$ forms a line when it's considered in $\mathbb{P}^5$

score 234 · Answer 1 · 2026-04-15 04:21:44

234

Views

Showing that pencil of conics through four points in general position in $\mathbb{P}^2$ forms a line when it's considered in $\mathbb{P}^5$

Published on 15 Apr 2026 - 4:21

score 167 · Answer 2 · 2026-04-12 13:23:12

167

Views

Is an ellipse determined by three points and tangent lines at two of them?

Published on 12 Apr 2026 - 13:23

score 107 · Answer 3 · 2026-04-16 01:50:12

107

Views

Distinguishing between a parabola and (one branch of) a hyperbola by looking at the graph

Published on 16 Apr 2026 - 1:50

score 157 · Answer 4 · 2026-04-18 04:25:39

157

Views

How to calculate the distance from a point on ellipse arc to the chord

Published on 18 Apr 2026 - 4:25

score 45 · Answer 5 · 2026-04-10 22:45:30

45

Views

Ellipse application problem. I am not sure where to begin with this problem. Is there an easier way of doing this problem?

Published on 10 Apr 2026 - 22:45

score 116 · Answer 6 · 2026-04-15 05:11:10

116

Views

Find parabola given lines it is differentiable with

Published on 15 Apr 2026 - 5:11

score 195 · Answer 7 · 2026-04-15 21:42:03

195

Views

Efficiently find at least one lattice point $(x,y)$ on hyperbola of equation $axy+bx+cy+d=0$

Published on 15 Apr 2026 - 21:42

score 663 · Answer 8 · 2026-04-14 07:16:42

663

Views

Major and Minor axis of an ellipse obtained from applying a linear transformation to the unit circle

Published on 14 Apr 2026 - 7:16

score 71 · Answer 9 · 2026-04-17 01:22:14

71

Views

equations for slicing cone with planes

Published on 17 Apr 2026 - 1:22

score 331 · Answer 10 · 2026-04-14 21:11:53

331

Views

Maple : graphing an ellipse

Published on 14 Apr 2026 - 21:11

score 332 · Answer 11 · 2026-04-15 18:04:19

332

Views

area of the region bounded by the latus recta of the ellipse $\frac{x^2}{a^2}+\frac{y^2}{b^2} =1$ and the tangents to the ellipse drawn at their ends.

Published on 15 Apr 2026 - 18:04

score 226 · Answer 12 · 2026-04-13 06:53:01

226

Views

Showing that, if a conic represents an empty set, then $\Delta \neq 0$ and $h^2<ab$.

Published on 13 Apr 2026 - 6:53

score 263 · Answer 13 · 2026-04-14 00:46:14

263

Views

Confocal ellipses

Published on 14 Apr 2026 - 0:46

score 116 · Answer 14 · 2026-04-17 07:35:50

116

Views

On the parabola y^2=4ax, 3 points E,F,G are taken so that their ordinates are in G.P.

Published on 17 Apr 2026 - 7:35

score 274 · Answer 15 · 2026-04-14 15:45:26

274

Views

Seeking a geometric characterisation of a certain property of a circle, a tangent ellipse within it, and a point strictly within the ellipse.

Published on 14 Apr 2026 - 15:45

List Question

Showing that pencil of conics through four points in general position in $\mathbb{P}^2$ forms a line when it's considered in $\mathbb{P}^5$

Is an ellipse determined by three points and tangent lines at two of them?

Distinguishing between a parabola and (one branch of) a hyperbola by looking at the graph

How to calculate the distance from a point on ellipse arc to the chord

Ellipse application problem. I am not sure where to begin with this problem. Is there an easier way of doing this problem?

Find parabola given lines it is differentiable with

Efficiently find at least one lattice point $(x,y)$ on hyperbola of equation $axy+bx+cy+d=0$

Major and Minor axis of an ellipse obtained from applying a linear transformation to the unit circle

equations for slicing cone with planes

Maple : graphing an ellipse

area of the region bounded by the latus recta of the ellipse $\frac{x^2}{a^2}+\frac{y^2}{b^2} =1$ and the tangents to the ellipse drawn at their ends.

Showing that, if a conic represents an empty set, then $\Delta \neq 0$ and $h^2<ab$.

Confocal ellipses

On the parabola y^2=4ax, 3 points E,F,G are taken so that their ordinates are in G.P.

Seeking a geometric characterisation of a certain property of a circle, a tangent ellipse within it, and a point strictly within the ellipse.

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