List questions from functions

Published on 08 Apr 2026 - 22:28

265

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Proving composite functions

Published on 23 Jan 2018 - 15:00

119

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If $\frac {\ln (x)}{(b-c)}=\frac {\ln (y)}{(c-a)}=\frac {\ln (z)}{(a-b)}$

Published on 29 Mar 2026 - 5:43

82

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Is the function $f(t)=\sin(\omega_0 t+\phi_0(t))$ periodic?

Published on 09 Apr 2026 - 0:05

1.1k

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what is the best approximation of minimum value of $e^{-x}\sin(100x)$

Published on 25 Mar 2026 - 6:05

150

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Notation meaning of a function's range in $\mathbb{R^2}$

Published on 10 Apr 2026 - 17:40

168

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One-to-one subset proof

Published on 06 Apr 2026 - 11:00

259

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Equivalent horizontal and vertical transformations of functions

Published on 10 Apr 2026 - 17:40

82

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If $f(a,b)=f(a,c)f(c,b)$ for all $a,b,c$, when can we conclude $f(a,b)=g(a)/g(b)$ for some $g$?

Published on 08 Apr 2026 - 22:44

1.2k

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Composite functions, continuity, and limits

Published on 01 Apr 2026 - 12:34

166

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How is this function closed?

Published on 11 Apr 2026 - 16:02

3.2k

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Transform Logistic/Sigmoid function

Published on 27 Mar 2026 - 12:01

50

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On differentiation with respect to functions

Published on 01 Apr 2026 - 3:32

816

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If $f(f(x))$ is a linear function, must $f(x)$ be linear?

Published on 24 Jan 2018 - 3:19

706

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Meaning of notation $f(x)$ in set theory

Published on 10 Apr 2026 - 15:42

List Question

Trouble Understanding the Proof of the limit of Thomae's Function in $(0,1)$ is $0$

Proving composite functions

If $\frac {\ln (x)}{(b-c)}=\frac {\ln (y)}{(c-a)}=\frac {\ln (z)}{(a-b)}$

Is the function $f(t)=\sin(\omega_0 t+\phi_0(t))$ periodic?

what is the best approximation of minimum value of $e^{-x}\sin(100x)$

Notation meaning of a function's range in $\mathbb{R^2}$

One-to-one subset proof

Equivalent horizontal and vertical transformations of functions

If $f(a,b)=f(a,c)f(c,b)$ for all $a,b,c$, when can we conclude $f(a,b)=g(a)/g(b)$ for some $g$?

Composite functions, continuity, and limits

How is this function closed?

Transform Logistic/Sigmoid function

On differentiation with respect to functions

If $f(f(x))$ is a linear function, must $f(x)$ be linear?

Meaning of notation $f(x)$ in set theory

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