Question

What is the inverse function of $y=\cos^2(x)$, $x\in[\pi/2 , \pi]$?

score 113 · Answer 1 · 2026-04-13 12:00:15

113

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What is the inverse function of $y=\cos^2(x)$, $x\in[\pi/2 , \pi]$?

Published on 13 Apr 2026 - 12:00

score 97 · Answer 2 · 2026-04-14 10:23:54

97

Views

Multiplying determinants

Published on 14 Apr 2026 - 10:23

score 30 · Answer 3 · 2026-04-13 01:32:55

30

Views

Linear algebra proof that there is an inverse

Published on 13 Apr 2026 - 1:32

score 194 · Answer 4 · 2026-04-14 16:15:20

194

Views

Inverse of an absolute value

Published on 14 Apr 2026 - 16:15

score 133 · Answer 5 · 2026-04-17 00:29:37

133

Views

Prove: if $a\cdot b = 0$ then, $a =0$ or $b =0$ or $a=b = 0$.

Published on 17 Apr 2026 - 0:29

score 202 · Answer 6 · 2026-04-12 09:17:26

202

Views

For which values of $a$ does this function has an inverse?

Published on 12 Apr 2026 - 9:17

score 126 · Answer 7 · 2026-04-11 06:23:01

126

Views

Relationship of span with linear independence

Published on 11 Apr 2026 - 6:23

score 405 · Answer 8 · 2026-04-16 07:41:10

405

Views

Inverse of a Piecewise Function

Published on 16 Apr 2026 - 7:41

score 34 · Answer 9 · 2026-04-12 22:53:18

34

Views

Why does this simple inverse-finding-transformation work conceptually?

Published on 12 Apr 2026 - 22:53

score 172 · Answer 10 · 2026-04-10 21:20:51

172

Views

Derivative of the inverse of a composition of functions

Published on 10 Apr 2026 - 21:20

score 219 · Answer 11 · 2026-04-13 23:44:49

219

Views

Show that an entirely real, non-negative covariance matrix has a precision matrix with non-positive off-diagonal elements

Published on 13 Apr 2026 - 23:44

score 49 · Answer 12 · 2026-04-16 17:24:12

49

Views

Find $(f^{-1})' (a) $ for $f(x) = x - \frac {2}{x}$, $x < 0, a = 1$

Published on 16 Apr 2026 - 17:24

score 352 · Answer 13 · 2026-04-11 09:16:04

352

Views

Does an identity exist for distributing the inverse for a product including nonsquare matrices?

Published on 11 Apr 2026 - 9:16

score 175 · Answer 14 · 2026-04-14 15:43:43

175

Views

Limit of regularized inverse matrix

Published on 14 Apr 2026 - 15:43

score 232 · Answer 15 · 2026-04-15 17:58:59

232

Views

If $f(x)$ is differentiable and invertible, and $g(x)=f^{-1}(x)$. Prove $g'(f(x)) = \frac{1}{f'(x)}$

Published on 15 Apr 2026 - 17:58

List Question

What is the inverse function of $y=\cos^2(x)$, $x\in[\pi/2 , \pi]$?

Multiplying determinants

Linear algebra proof that there is an inverse

Inverse of an absolute value

Prove: if $a\cdot b = 0$ then, $a =0$ or $b =0$ or $a=b = 0$.

For which values of $a$ does this function has an inverse?

Relationship of span with linear independence

Inverse of a Piecewise Function

Why does this simple inverse-finding-transformation work conceptually?

Derivative of the inverse of a composition of functions

Show that an entirely real, non-negative covariance matrix has a precision matrix with non-positive off-diagonal elements

Find $(f^{-1})' (a) $ for $f(x) = x - \frac {2}{x}$, $x < 0, a = 1$

Does an identity exist for distributing the inverse for a product including nonsquare matrices?

Limit of regularized inverse matrix

If $f(x)$ is differentiable and invertible, and $g(x)=f^{-1}(x)$. Prove $g'(f(x)) = \frac{1}{f'(x)}$

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