Question

find maximum value and minimum value

score 60 · Answer 1 · 2026-04-13 10:35:49

60

Views

find maximum value and minimum value

Published on 13 Apr 2026 - 10:35

score 1.2k · Answer 2 · 2026-04-13 18:19:50

1.2k

Views

Find the intervals on which it is increasing and those on which it is decreasing of the following function.

Published on 13 Apr 2026 - 18:19

score 54 · Answer 3 · 2026-04-12 11:05:23

54

Views

Least area bounded between monotonic function and line parallel to x axis

Published on 12 Apr 2026 - 11:05

score 127 · Answer 4 · 2026-04-17 07:04:27

127

Views

Applying Sion's Minimax Theorem for Simple Linear Function

Published on 17 Apr 2026 - 7:04

score 232 · Answer 5 · 2026-04-14 10:19:02

232

Views

Maximize the minimum absolute value of the differences of three permutation sequences

Published on 14 Apr 2026 - 10:19

score 99 · Answer 6 · 2026-04-16 05:20:27

99

Views

if $a+b=2$, finding minimum value of $\frac{a^2+b^2}{\sqrt{a^2+1} \sqrt{b^2+4}}$

Published on 16 Apr 2026 - 5:20

score 323 · Answer 7 · 2026-04-15 23:45:56

323

Views

Why AM-GM method can't be used to calculate the minimum value of $3\sin^2x+27\csc^2x$?

Published on 15 Apr 2026 - 23:45

score 368 · Answer 8 · 2026-04-14 23:38:02

368

Views

Given $x+y+z=3$, how do I maximize $xy+yz+zx-xyz$?

Published on 14 Apr 2026 - 23:38

score 32 · Answer 9 · 2026-04-09 12:31:55

32

Views

Stuck solving a minimum problem

Published on 09 Apr 2026 - 12:31

score 88 · Answer 10 · 2026-04-15 05:52:44

88

Views

Minimum number of steps to connect all lakes to the ocean

Published on 15 Apr 2026 - 5:52

score 238 · Answer 11 · 2026-04-17 13:18:10

238

Views

If $f$ continuous such that $f'(0) = 0$ and $f'(x) > 0 $ on $(-\infty, 0) \cup (0, \infty),$ then is $x = 0$ an inflection point?

Published on 17 Apr 2026 - 13:18

score 37 · Answer 12 · 2026-04-14 03:13:08

37

Views

What’s the point of giving range of $x$ in this question

Published on 14 Apr 2026 - 3:13

score 302 · Answer 13 · 2026-04-17 15:08:49

302

Views

$f(x) = \frac{1}{2}x^TQx+q^Tx$ has a unique minimum if and only if Q is positive definite.

Published on 17 Apr 2026 - 15:08

score 907 · Answer 14 · 2026-04-15 09:13:15

907

Views

Showing that $x\sin(1/x)$ has local maximum and local minimum in $(-1/m,1/m)$ for any positive integer $m\geq 1$.

Published on 15 Apr 2026 - 9:13

score 31 · Answer 15 · 2026-04-11 21:08:02

31

Views

Term/use for "comparable-only" upper bounds?

Published on 11 Apr 2026 - 21:08

List Question

find maximum value and minimum value

Find the intervals on which it is increasing and those on which it is decreasing of the following function.

Least area bounded between monotonic function and line parallel to x axis

Applying Sion's Minimax Theorem for Simple Linear Function

Maximize the minimum absolute value of the differences of three permutation sequences

if $a+b=2$, finding minimum value of $\frac{a^2+b^2}{\sqrt{a^2+1} \sqrt{b^2+4}}$

Why AM-GM method can't be used to calculate the minimum value of $3\sin^2x+27\csc^2x$?

Given $x+y+z=3$, how do I maximize $xy+yz+zx-xyz$?

Stuck solving a minimum problem

Minimum number of steps to connect all lakes to the ocean

If $f$ continuous such that $f'(0) = 0$ and $f'(x) > 0 $ on $(-\infty, 0) \cup (0, \infty),$ then is $x = 0$ an inflection point?

What’s the point of giving range of $x$ in this question

$f(x) = \frac{1}{2}x^TQx+q^Tx$ has a unique minimum if and only if Q is positive definite.

Showing that $x\sin(1/x)$ has local maximum and local minimum in $(-1/m,1/m)$ for any positive integer $m\geq 1$.

Term/use for "comparable-only" upper bounds?

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