Question

Evaluate coordinate of turning point : $y={1-\sin x\over 1+\cos x}$

score 89 · Answer 1 · 2018-03-30 13:39:38

89

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Evaluate coordinate of turning point : $y={1-\sin x\over 1+\cos x}$

Published on 30 Mar 2018 - 13:39

score 1.1k · Answer 2 · 2026-03-25 04:42:31

1.1k

Views

How to get derivative of $\frac{d}{dX}(X^TX) $ and $\frac{d}{dX}(XX^T) $

Published on 25 Mar 2026 - 4:42

score 785 · Answer 3 · 2026-03-25 06:00:43

785

Views

How to find the gradient of an objective function without knowing the function?

Published on 25 Mar 2026 - 6:00

score 77 · Answer 4 · 2018-03-30 16:21:43

77

Views

Differentiate $f(x)=\frac{\cos^{-1}\frac{x}{2}}{\sqrt{2x+7}}$, $-2<x<2$

Published on 30 Mar 2018 - 16:21

score 67 · Answer 5 · 2026-04-13 14:50:22

67

Views

Finding functional equation in which $g(1)=0$ and $g'(1)=1$

Published on 13 Apr 2026 - 14:50

score 159 · Answer 6 · 2026-03-25 03:24:13

159

Views

Differentiate $y=\sin^{-1}x+\sin^{-1}\sqrt{1-x^2}$, $-1\leq x\leq1$

Published on 25 Mar 2026 - 3:24

score 893 · Answer 7 · 2026-04-13 22:04:02

893

Views

How to deal with inconclusive Hessian test for maximization of $(x+y)^2/(x^2+y^2)$

Published on 13 Apr 2026 - 22:04

score 158 · Answer 8 · 2026-04-14 04:20:10

158

Views

A determinant involving a polynomial is $0$

Published on 14 Apr 2026 - 4:20

score 56 · Answer 9 · 2018-03-31 12:36:01

56

Views

Find the derivative of the function $y=2^{x+1}$

Published on 31 Mar 2018 - 12:36

score 69 · Answer 10 · 2026-04-09 23:46:30

69

Views

How to properly determine Green's Function for $\partial^n$?

Published on 09 Apr 2026 - 23:46

score 264 · Answer 11 · 2026-04-13 20:25:02

264

Views

Let $X$ be a random variable, $\frac{\mathbb{E}[e^{sX}-e^{tX}]}{s-t}$ for $s \approx t$. As

Published on 13 Apr 2026 - 20:25

score 61 · Answer 12 · 2018-03-31 14:48:17

61

Views

Define $f: \mathbb{R} \to \mathbb{R}$ by $ \ f(x)=x^2,$ if $x<0,$ $x^2+2x ,$ if $x \geq 0.$

Published on 31 Mar 2018 - 14:48

score 253 · Answer 13 · 2018-03-31 15:58:41

253

Views

Prove that a piecewise function is differentiable.

Published on 31 Mar 2018 - 15:58

score 4.7k · Answer 14 · 2026-03-25 11:08:34

4.7k

Views

Implicit Differentiation Coordinates at dy/dx = 0

Published on 25 Mar 2026 - 11:08

score 201 · Answer 15 · 2026-04-13 05:45:08

201

Views

noncompact difference

Published on 13 Apr 2026 - 5:45

List Question

Evaluate coordinate of turning point : $y={1-\sin x\over 1+\cos x}$

How to get derivative of $\frac{d}{dX}(X^TX) $ and $\frac{d}{dX}(XX^T) $

How to find the gradient of an objective function without knowing the function?

Differentiate $f(x)=\frac{\cos^{-1}\frac{x}{2}}{\sqrt{2x+7}}$, $-2<x<2$

Finding functional equation in which $g(1)=0$ and $g'(1)=1$

Differentiate $y=\sin^{-1}x+\sin^{-1}\sqrt{1-x^2}$, $-1\leq x\leq1$

How to deal with inconclusive Hessian test for maximization of $(x+y)^2/(x^2+y^2)$

A determinant involving a polynomial is $0$

Find the derivative of the function $y=2^{x+1}$

How to properly determine Green's Function for $\partial^n$?

Let $X$ be a random variable, $\frac{\mathbb{E}[e^{sX}-e^{tX}]}{s-t}$ for $s \approx t$. As

Define $f: \mathbb{R} \to \mathbb{R}$ by $ \ f(x)=x^2,$ if $x<0,$ $x^2+2x ,$ if $x \geq 0.$

Prove that a piecewise function is differentiable.

Implicit Differentiation Coordinates at dy/dx = 0

noncompact difference

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