Question

Complex number to polar and cartesian form

score 2.1k · Answer 1 · 2026-04-14 15:38:46

2.1k

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Complex number to polar and cartesian form

Published on 14 Apr 2026 - 15:38

score 289 · Answer 2 · 2026-05-12 05:13:03

289

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How do I prove this identity involving polar coordinates and $\nabla$?

Published on 12 May 2026 - 5:13

score 83 · Answer 3 · 2026-04-12 12:37:47

83

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Express as function of $z: \sin(a^2+b^2)+\cos(a^2+b^2)i$

Published on 12 Apr 2026 - 12:37

score 182 · Answer 4 · 2026-04-12 18:08:17

182

Views

Compute area in polar coordinates with Riemann integral

Published on 12 Apr 2026 - 18:08

score 3.3k · Answer 5 · 2026-04-05 23:51:06

3.3k

Views

Gradient in polar coordinates

Published on 05 Apr 2026 - 23:51

score 3k · Answer 6 · 2026-05-12 04:40:12

3k

Views

Given that $X,Y$ are independent $N(0,1)$ , show that $\frac{XY}{\sqrt{X^2+Y^2}},\frac{X^2-Y^2}{2\sqrt{X^2+Y^2}}$ are independent $N(0,\frac{1}{4})$

Published on 12 May 2026 - 4:40

score 4.5k · Answer 7 · 2026-04-16 01:19:58

4.5k

Views

Find the domain of the polar curve $r(\theta)=2\,\cos{2\theta}$

Published on 16 Apr 2026 - 1:19

score 317 · Answer 8 · 2026-04-16 15:08:39

317

Views

Finding each point of intersection between two polar graphs

Published on 16 Apr 2026 - 15:08

score 55 · Answer 9 · 2026-04-15 06:07:56

55

Views

Why does the integral for the arc length of a polar curve have the boundaries it has?

Published on 15 Apr 2026 - 6:07

score 717 · Answer 10 · 2026-03-30 16:51:11

717

Views

Double integral to polar coordinates, bounds

Published on 30 Mar 2026 - 16:51

score 291 · Answer 11 · 2026-04-13 08:53:48

291

Views

Double and triple integrals to find volume below surface

Published on 13 Apr 2026 - 8:53

score 142 · Answer 12 · 2026-05-10 14:55:45

142

Views

Compute the $\omega$-limit set for every point in $\Re ^3$ for a dynamical system

Published on 10 May 2026 - 14:55

score 93 · Answer 13 · 2026-04-14 15:02:20

93

Views

Why do we use $(\cos\theta, \sin\theta)$ and $(-\sin\theta, \cos\theta)$ from tangent vectors in Polar Coordinates?

Published on 14 Apr 2026 - 15:02

score 983 · Answer 14 · 2026-05-10 23:30:36

983

Views

Deriving unit vector $\hat{\theta}$

Published on 10 May 2026 - 23:30

score 88 · Answer 15 · 2026-04-16 08:41:28

88

Views

finding an $r$-simple polar coordinate paramtrization of the area bounded by $y \geq 12$ and inside the circle $x^2+(y-9)^2=9^2$

Published on 16 Apr 2026 - 8:41

List Question

Complex number to polar and cartesian form

How do I prove this identity involving polar coordinates and $\nabla$?

Express as function of $z: \sin(a^2+b^2)+\cos(a^2+b^2)i$

Compute area in polar coordinates with Riemann integral

Gradient in polar coordinates

Given that $X,Y$ are independent $N(0,1)$ , show that $\frac{XY}{\sqrt{X^2+Y^2}},\frac{X^2-Y^2}{2\sqrt{X^2+Y^2}}$ are independent $N(0,\frac{1}{4})$

Find the domain of the polar curve $r(\theta)=2\,\cos{2\theta}$

Finding each point of intersection between two polar graphs

Why does the integral for the arc length of a polar curve have the boundaries it has?

Double integral to polar coordinates, bounds

Double and triple integrals to find volume below surface

Compute the $\omega$-limit set for every point in $\Re ^3$ for a dynamical system

Why do we use $(\cos\theta, \sin\theta)$ and $(-\sin\theta, \cos\theta)$ from tangent vectors in Polar Coordinates?

Deriving unit vector $\hat{\theta}$

finding an $r$-simple polar coordinate paramtrization of the area bounded by $y \geq 12$ and inside the circle $x^2+(y-9)^2=9^2$

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