Question

$f$ twice continuously differentiable on $[a, b], f^\prime(c) = 0$ for some $c \in[a, b], f''(c) > 0$ implies various statements

score 667 · Answer 1 · 2026-04-16 20:04:43

667

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$f$ twice continuously differentiable on $[a, b], f^\prime(c) = 0$ for some $c \in[a, b], f''(c) > 0$ implies various statements

Published on 16 Apr 2026 - 20:04

score 552 · Answer 2 · 2026-04-17 08:00:17

552

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173

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151

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score 106 · Answer 5 · 2026-05-11 00:27:08

106

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166

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score 882 · Answer 8 · 2026-05-10 16:55:38

882

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39

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56

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141

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score 1.1k · Answer 12 · 2026-05-11 18:53:01

1.1k

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178

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66

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score 1.5k · Answer 15 · 2026-04-17 13:44:45

1.5k

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List Question

$f$ twice continuously differentiable on $[a, b], f^\prime(c) = 0$ for some $c \in[a, b], f''(c) > 0$ implies various statements

solving $x\,dx + xy^2\,dx + y\,dy + yx^2\,dy=0$

Showing a Critical Point is Isolated

Does the $\int_{-\infty}^\infty e^{{-x}^2} \, dx$ integral converge?

Finding $\lim_{n\to \infty} \ln(\frac{n}{n+1})$ using continuity

Partial Derivative of arctan

How to find the maclaurin series for $(4+x^2)^{1/2}$

Proving $\int_\limits{\infty}^{\infty}\delta(x)dx=1$

How do I find the formula here?

Function of curve length s in term of x

Looking for Guidance: Behavior of $x!^{\frac{1}{x}}$...

Showing integral of continuous function is differentiable

A weird differentiation question.

Can you square a function of three variables?

Calculating total derivative from partial derivatives

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