Question

The value of parameter a for which $\frac{ax^2+3x−4}{a+3x−4x^2}$ takes all real values for $x\in \mathbb R$ are:

score 33 · Answer 1 · 2023-08-23 08:16:55

The value of parameter a for which $\frac{ax^2+3x−4}{a+3x−4x^2}$ takes all real values for $x\in \mathbb R$ are:

score 93 · Answer 2 · 2023-08-25 01:24:38

93

Views

Prove that $\sin(x + y + z) \ge \frac45$ for reals with $\sum\limits_{\mathrm{cyc}} \sin x = 2$ and $\sum\limits_{\mathrm{cyc}} \cos x = \frac{11}{5}$

Published on 25 Aug 2023 - 1:24

score 51 · Answer 3 · 2023-08-25 15:08:17

51

Views

Max and min of a three variable function over a set

Published on 25 Aug 2023 - 15:08

score 81 · Answer 4 · 2023-08-25 23:33:12

81

Views

Find the maximum value of $\sqrt{\frac{3x+4y}{6x+5y+4z}} + \sqrt{\frac{y+2z}{6x+5y+4z}} + \sqrt{\frac{2z+3x}{6x+5y+4z}}$

Published on 25 Aug 2023 - 23:33

score 185 · Answer 5 · 2026-02-23 22:52:52

185

Views

Coercive functionals and minimizing sequences

Published on 23 Feb 2026 - 22:52

score 105 · Answer 6 · 2023-08-27 03:38:25

105

Views

Convergence to a local minimum of K-means

Published on 27 Aug 2023 - 3:38

score 76 · Answer 7 · 2023-08-27 15:32:49

76

Views

Calculus question from Howard Anton

Published on 27 Aug 2023 - 15:32

score 100 · Answer 8 · 2023-08-30 01:33:39

100

Views

Find maximum of $ 7 (a+c) -5b$ if $|az^3+bz^2+c|\le 1, \forall |z| \le 1$

Published on 30 Aug 2023 - 1:33

score 43 · Answer 9 · 2026-04-02 00:36:59

43

Views

Can definition of almost surely convergence use maximun?

Published on 02 Apr 2026 - 0:36

score 88 · Answer 10 · 2023-09-05 10:20:38

88

Views

Is the Sum of Positive Numbers Minimized when Equal?

Published on 05 Sep 2023 - 10:20

score 745 · Answer 11 · 2023-09-07 22:58:53

745

Views

How can I determine this polynomial of degree 3?

Published on 07 Sep 2023 - 22:58

score 142 · Answer 12 · 2023-09-10 11:44:02

142

Views

If maximum value of $f(x)=\frac{3\sqrt{2x^2+x}}{2x^2+x+2\sin^2\theta}$ (where $x\gt0$) is $\frac3{√2}$ then $\theta$ may lie in

Published on 10 Sep 2023 - 11:44

score 15 · Answer 13 · 2026-03-05 07:39:04

15

Views

Optimization Trust Region Method and find

Published on 05 Mar 2026 - 7:39

score 1.1k · Answer 14 · 2023-09-15 00:46:39

1.1k

Views

Prove that $x^xy^y \geq \dfrac{x^2+y^2}{2}$

Published on 15 Sep 2023 - 0:46

score 41 · Answer 15 · 2026-04-03 03:40:20

41

Views

$A= x^3 + y^3 +z^3 + kxyz $

Published on 03 Apr 2026 - 3:40

List Question

The value of parameter a for which $\frac{ax^2+3x−4}{a+3x−4x^2}$ takes all real values for $x\in \mathbb R$ are:

Prove that $\sin(x + y + z) \ge \frac45$ for reals with $\sum\limits_{\mathrm{cyc}} \sin x = 2$ and $\sum\limits_{\mathrm{cyc}} \cos x = \frac{11}{5}$

Max and min of a three variable function over a set

Find the maximum value of $\sqrt{\frac{3x+4y}{6x+5y+4z}} + \sqrt{\frac{y+2z}{6x+5y+4z}} + \sqrt{\frac{2z+3x}{6x+5y+4z}}$

Coercive functionals and minimizing sequences

Convergence to a local minimum of K-means

Calculus question from Howard Anton

Find maximum of $ 7 (a+c) -5b$ if $|az^3+bz^2+c|\le 1, \forall |z| \le 1$

Can definition of almost surely convergence use maximun?

Is the Sum of Positive Numbers Minimized when Equal?

How can I determine this polynomial of degree 3?

If maximum value of $f(x)=\frac{3\sqrt{2x^2+x}}{2x^2+x+2\sin^2\theta}$ (where $x\gt0$) is $\frac3{√2}$ then $\theta$ may lie in

Optimization Trust Region Method and find

Prove that $x^xy^y \geq \dfrac{x^2+y^2}{2}$

$A= x^3 + y^3 +z^3 + kxyz $

Trending Questions

Popular # Hahtags

Popular Questions