List questions from maxima-minima

Published on 26 Mar 2026 - 19:24

66

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How can I find points of max and min of $2\sin(x)-\sin(2x)$?

Published on 20 Jun 2019 - 16:46

195

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find minimum and maximum of $f(x,y) = x^2+y^2 $ where $D=\{(x,y)| x\geq0 ,y\geq0 ,x+y\leq1\}$

Published on 26 Mar 2026 - 19:20

39

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Kunh-Tucker-Langrange - minimum points in $\text{int} (S)$

Published on 21 Jun 2019 - 11:56

64

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Minimization of $\dot{x} = 2x + u, \; J(u) = \int_0^1 (x^2 + xu +u^2)\mathrm{d}t$

Published on 26 Mar 2026 - 6:21

86

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Using Lagrange Multipliers to find minimum value of 3 variable equation

Published on 26 Mar 2026 - 19:17

167

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Find minimum value of $P=\sum \frac{a}{a^2+b^3}$

Published on 28 Mar 2026 - 12:02

182

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Finding minimum value of bloom filter function

Published on 25 Jun 2019 - 8:23

168

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Find the minimum value of the perimeter

Published on 25 Mar 2026 - 22:10

1.3k

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Under condition $2x^2 + y^2= 4$ for real numbers $x, y$, find the maximum and minimum value of $4x + y^2$.

Published on 25 Mar 2026 - 1:20

77

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Find the loci of the complex numbers $w$ and $z$ which satisfy $|w+2+3i|\leqq|w-3-2i|$ and $|z-3-2i|\leqq1$, then find the minimum value of $|z-w|$ .

Published on 28 Jun 2019 - 3:28

318

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simple sup norm for a function on a unit circle

Published on 28 Mar 2026 - 0:36

77

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What is the maximum value of $\frac{x^2+x+1}{x^2-x+1}$

Published on 29 Mar 2026 - 3:35

49

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System of Equations with Trigonometric Expressions

Published on 26 Mar 2026 - 21:08

1k

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Finding local extrema of a certain rational function without calculus

Published on 02 Jul 2019 - 10:18

List Question

Verifying maxima/minima in Lagrange multipliers method

How can I find points of max and min of $2\sin(x)-\sin(2x)$?

find minimum and maximum of $f(x,y) = x^2+y^2 $ where $D=\{(x,y)| x\geq0 ,y\geq0 ,x+y\leq1\}$

Kunh-Tucker-Langrange - minimum points in $\text{int} (S)$

Minimization of $\dot{x} = 2x + u, \; J(u) = \int_0^1 (x^2 + xu +u^2)\mathrm{d}t$

Using Lagrange Multipliers to find minimum value of 3 variable equation

Find minimum value of $P=\sum \frac{a}{a^2+b^3}$

Finding minimum value of bloom filter function

Find the minimum value of the perimeter

Under condition $2x^2 + y^2= 4$ for real numbers $x, y$, find the maximum and minimum value of $4x + y^2$.

Find the loci of the complex numbers $w$ and $z$ which satisfy $|w+2+3i|\leqq|w-3-2i|$ and $|z-3-2i|\leqq1$, then find the minimum value of $|z-w|$ .

simple sup norm for a function on a unit circle

What is the maximum value of $\frac{x^2+x+1}{x^2-x+1}$

System of Equations with Trigonometric Expressions

Finding local extrema of a certain rational function without calculus

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