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15
Math.TechQA.Club
2026-04-15 07:40:22
509
Views
Solving $e^{\sin x} + e^ {\cos x} = e + 1$
Published on
15 Apr 2026 - 7:40
#algebra-precalculus
#functions
#trigonometry
#exponential-function
1k
Views
$x,|x|,x^2,x|x|$ linearly dependent or independent?
Published on
17 Apr 2026 - 5:56
#linear-algebra
#functions
150
Views
is it relevent getting a solution of differential equation which is not a function by definition?
Published on
11 Apr 2026 - 21:38
#ordinary-differential-equations
#functions
165
Views
Show that $f$ is constant.
Published on
12 Apr 2026 - 16:19
#calculus
#real-analysis
#functions
#inequality
107
Views
On a portion of Schroder-Bernstein Thm. proof
Published on
23 Apr 2026 - 15:10
#functions
#elementary-set-theory
177
Views
Show $\max_{r\equiv (r_1,..., r_M) \in \mathbb{R}^M} \sum_{k=1}^M \mu_k r_k - \log\Big(\sum_{k=1}^M \exp(r_k) \Big)= \sum_{k=1}^M \mu_k \log(\mu_k)$
Published on
16 Apr 2026 - 23:29
#functions
#optimization
#convex-analysis
#convex-optimization
#maxima-minima
3.1k
Views
Matlab "Not enough input arguments" error
Published on
09 Apr 2026 - 19:10
#functions
#numerical-methods
#matlab
#nonlinear-system
#programming
82
Views
Determine the number of elements $f$ of $S_n$ for which $f(1) \ne 1$ and $f(2) \ne 2$.
Published on
16 Apr 2026 - 15:26
#combinatorics
#functions
#discrete-mathematics
#elementary-set-theory
121
Views
Solve the equation $(6-x)^x=x^{6-x}$
Published on
16 Apr 2026 - 15:46
#functions
#derivatives
#logarithms
#roots
#fractions
103
Views
if $u=x^2$ can you say $x^2$ is a function of $u$
Published on
14 Apr 2026 - 15:14
#functions
38
Views
Show that a function with implicit dependence is increasing
Published on
17 Apr 2026 - 1:31
#calculus
#functions
129
Views
Showing function of two variables is increasing
Published on
12 Apr 2026 - 9:21
#calculus
#functions
87
Views
let $f$ is a function and satisfy in the equation $\cos(f(x))+ \frac{8}{\pi^3}(f(x))^3 +2f(x)=1+x$
Published on
15 Apr 2026 - 8:48
#calculus
#functions
#trigonometry
#derivatives
63
Views
Find the function satisfying conditions. Is my method valid?
Published on
12 Apr 2026 - 4:47
#functions
#contest-math
89
Views
Definition of continuity on an open interval (a, b)
Published on
11 Apr 2026 - 9:06
#functions
#continuity
#definition
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