Question

Why does partial derivative of the joint equation of two straight lines give another two straight lines belonging to the same family?

score 51 · Answer 1 · 2023-02-11 09:41:12

51

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Why does partial derivative of the joint equation of two straight lines give another two straight lines belonging to the same family?

Published on 11 Feb 2023 - 9:41

score 123 · Answer 2 · 2023-02-13 15:27:13

123

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One of the two circles $x^2+y^2+\lambda_1(x-y)+c=0$ where $\lambda_1:\lambda_2\in\mathbb R$ and $x^2+y^2+\lambda_2(x-y)+c=0$ lies within the other

Published on 13 Feb 2023 - 15:27

score 28 · Answer 3 · 2026-02-23 05:34:43

28

Views

Does the radius of a curve change with change in the frame of reference

Published on 23 Feb 2026 - 5:34

score 47 · Answer 4 · 2026-03-27 13:14:13

47

Views

Differentiability of map between affine maps via cartesian coordinate systems.

Published on 27 Mar 2026 - 13:14

score 170 · Answer 5 · 2023-02-21 16:05:45

170

Views

All the points lying on or inside the triangle formed by the points $A(1,3), B(5,6), C(-1,2)$ satisfy

Published on 21 Feb 2023 - 16:05

score 18 · Answer 6 · 2023-02-21 16:35:40

18

Views

keep a point always in the same position from the observer's field of view.

Published on 21 Feb 2023 - 16:35

score 141 · Answer 7 · 2023-02-23 22:16:31

141

Views

Differentiating between points and their coordinates

Published on 23 Feb 2023 - 22:16

score 255 · Answer 8 · 2023-02-23 16:49:02

255

Views

Derive Laplacian in polar coordinates using covariant derivative

Published on 23 Feb 2023 - 16:49

score 98 · Answer 9 · 2026-03-28 13:21:22

98

Views

Proving that $\mathbb{P}(\{a$ and $b$ are co-prime}$)$ $=0$ for $a,b$ following the Uniform distribution over [$n, 2n] $ as $n \rightarrow \infty$

Published on 28 Mar 2026 - 13:21

score 51 · Answer 10 · 2026-03-25 06:03:56

51

Views

Convert to-and-from a local coordinate system relative to a n-sided polygon

Published on 25 Mar 2026 - 6:03

score 149 · Answer 11 · 2023-03-06 16:54:17

149

Views

1st quadrant proofs in coordinate geometry

Published on 06 Mar 2023 - 16:54

score 166 · Answer 12 · 2023-03-07 14:23:58

166

Views

Locus of points whose tangents to two points on a hyperbola have the same length

Published on 07 Mar 2023 - 14:23

score 73 · Answer 13 · 2023-03-08 08:03:59

73

Views

Then locus of $P$ is?A point $P$ is taken on $'L'$ such that $\frac{2}{OP}=\frac{1}{OA}+\frac{1}{OB}$. Then locus of $P$ is?

Published on 08 Mar 2023 - 8:03

score 67 · Answer 14 · 2023-03-08 16:06:34

67

Views

Region of no light after infinite reflection in a ellipse

Published on 08 Mar 2023 - 16:06

score 47 · Answer 15 · 2023-03-12 18:09:33

47

Views

Change of parameter in an integral of two functions

Published on 12 Mar 2023 - 18:09

List Question

Why does partial derivative of the joint equation of two straight lines give another two straight lines belonging to the same family?

One of the two circles $x^2+y^2+\lambda_1(x-y)+c=0$ where $\lambda_1:\lambda_2\in\mathbb R$ and $x^2+y^2+\lambda_2(x-y)+c=0$ lies within the other

Does the radius of a curve change with change in the frame of reference

Differentiability of map between affine maps via cartesian coordinate systems.

All the points lying on or inside the triangle formed by the points $A(1,3), B(5,6), C(-1,2)$ satisfy

keep a point always in the same position from the observer's field of view.

Differentiating between points and their coordinates

Derive Laplacian in polar coordinates using covariant derivative

Proving that $\mathbb{P}(\{a$ and $b$ are co-prime}$)$ $=0$ for $a,b$ following the Uniform distribution over [$n, 2n] $ as $n \rightarrow \infty$

Convert to-and-from a local coordinate system relative to a n-sided polygon

1st quadrant proofs in coordinate geometry

Locus of points whose tangents to two points on a hyperbola have the same length

Then locus of $P$ is?A point $P$ is taken on $'L'$ such that $\frac{2}{OP}=\frac{1}{OA}+\frac{1}{OB}$. Then locus of $P$ is?

Region of no light after infinite reflection in a ellipse

Change of parameter in an integral of two functions

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