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Conflicting parametrizations of spherical spiral

score 238 · Answer 1 · 2026-03-30 03:02:14

238

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Conflicting parametrizations of spherical spiral

Published on 30 Mar 2026 - 3:02

score 717 · Answer 2 · 2026-03-27 20:31:19

717

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How to algebraically calculate exact value of a trig function applied to any non-transcendental angle?

Published on 27 Mar 2026 - 20:31

score 2.9k · Answer 3 · 2020-04-30 11:44:59

A parabola touches the bisectors of the angles formed by lines $x+2y+3=0$ and $2x+y+3=0$ at $(1,1)$ and $(0,-2)$. Find its focus and directrix.

score 747 · Answer 4 · 2020-04-30 17:26:35

747

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6 Normals of an Ellipsoid

Published on 30 Apr 2020 - 17:26

score 716 · Answer 5 · 2020-04-30 18:12:22

716

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Why is $h^2-ab$ the discriminant of the conic with equation $ax^2+2hxy+by^2+2gx+2fy+c=0$?

Published on 30 Apr 2020 - 18:12

score 1.9k · Answer 6 · 2020-05-01 18:54:56

1.9k

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Intersection of a plane and cone

Published on 01 May 2020 - 18:54

score 81 · Answer 7 · 2026-03-27 05:39:05

81

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Formula of an ellipse-like curve with custom skew and min/max points

Published on 27 Mar 2026 - 5:39

score 40 · Answer 8 · 2026-03-25 16:02:08

40

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Difficulty in finding the direction ratios of the axial line.

Published on 25 Mar 2026 - 16:02

score 97 · Answer 9 · 2020-05-02 12:25:08

97

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Find a plane (hyperplane) equidistant from $n$ number of points (more then $2$)

Published on 02 May 2020 - 12:25

score 71 · Answer 10 · 2026-04-01 04:41:58

71

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Finding plane which cuts prism in a section which forms an equilateral triangle

Published on 01 Apr 2026 - 4:41

score 41 · Answer 11 · 2020-05-04 09:42:36

41

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Equation of 3D Parabola

Published on 04 May 2020 - 9:42

score 137 · Answer 12 · 2026-03-29 16:09:03

137

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Decreasing rings of tangent circles. Solved geometrically/graphically but would like to solve with equation.

Published on 29 Mar 2026 - 16:09

score 2.1k · Answer 13 · 2020-05-06 10:49:43

2.1k

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Characteristics of the conic $14x^2-4xy+11y^2-44x-58y+71=0$

Published on 06 May 2020 - 10:49

score 26 · Answer 14 · 2020-05-07 12:53:45

26

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How to write lies in quadrant $X$ symbolically?

Published on 07 May 2020 - 12:53

score 93 · Answer 15 · 2020-05-07 14:54:16

93

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Calculate angle between an ellipse $\frac{x^2}{9}+\frac{y^2}{4} = 1 $ and circle $x^2+2x+y^2-4 = 0$

Published on 07 May 2020 - 14:54

List Question

Conflicting parametrizations of spherical spiral

How to algebraically calculate exact value of a trig function applied to any non-transcendental angle?

A parabola touches the bisectors of the angles formed by lines $x+2y+3=0$ and $2x+y+3=0$ at $(1,1)$ and $(0,-2)$. Find its focus and directrix.

6 Normals of an Ellipsoid

Why is $h^2-ab$ the discriminant of the conic with equation $ax^2+2hxy+by^2+2gx+2fy+c=0$?

Intersection of a plane and cone

Formula of an ellipse-like curve with custom skew and min/max points

Difficulty in finding the direction ratios of the axial line.

Find a plane (hyperplane) equidistant from $n$ number of points (more then $2$)

Finding plane which cuts prism in a section which forms an equilateral triangle

Equation of 3D Parabola

Decreasing rings of tangent circles. Solved geometrically/graphically but would like to solve with equation.

Characteristics of the conic $14x^2-4xy+11y^2-44x-58y+71=0$

How to write lies in quadrant $X$ symbolically?

Calculate angle between an ellipse $\frac{x^2}{9}+\frac{y^2}{4} = 1 $ and circle $x^2+2x+y^2-4 = 0$

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