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15
Math.TechQA.Club
2026-04-13 08:28:18
70
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Proving $\sum\limits_{k=0}^{\infty} \left\lfloor\frac{n+2^k}{2^{k+1}}\right\rfloor=n$
Published on
13 Apr 2026 - 8:28
#algebra-precalculus
#number-theory
138
Views
Revenue as a function of $x$
Published on
10 Apr 2026 - 0:15
#algebra-precalculus
#word-problem
110
Views
Algebraic equation for increasing cost
Published on
10 Apr 2026 - 4:55
#algebra-precalculus
54
Views
Mathematical calculations arising in Physics
Published on
11 Apr 2026 - 17:05
#algebra-precalculus
42
Views
How did this person get this number for calculating planetary energy budget formula?
Published on
09 Apr 2026 - 4:57
#algebra-precalculus
1.1k
Views
Find area of shaded region - is the information insufficient?
Published on
26 Mar 2026 - 14:21
#algebra-precalculus
#geometry
#area
94
Views
Positivity of symmetric sums of $x$, $y$, $z$
Published on
13 Apr 2026 - 6:12
#algebra-precalculus
#inequality
#polynomials
#substitution
#symmetric-polynomials
61
Views
If $a> 1$ and $x > 0$, prove that $a^x > 1$ without the use of Calculus.
Published on
02 Mar 2018 - 15:53
#algebra-precalculus
70
Views
Proving $\sum_{k=0}^{p-1} {k \choose l}$ is divisible by p
Published on
25 Mar 2026 - 17:39
#algebra-precalculus
#summation
#prime-numbers
#binomial-coefficients
6.4k
Views
Where does $b^2 = a^2 - c^2$ come from in derivation of the standard equation of an ellipse?
Published on
25 Mar 2026 - 4:42
#algebra-precalculus
#conic-sections
89
Views
How to use a linear function and conversion factors to solve a problem of different speeds?
Published on
09 Apr 2026 - 2:42
#algebra-precalculus
#arithmetic
#word-problem
1.8k
Views
What does this converge to and why?
Published on
06 Apr 2026 - 5:38
#algebra-precalculus
#convergence-divergence
#roots
#quadratics
#continued-fractions
138
Views
Inequality. Further solutions?
Published on
11 Apr 2026 - 8:27
#algebra-precalculus
#inequality
#fractions
175
Views
Polynomial Doubt
Published on
13 Apr 2026 - 1:58
#algebra-precalculus
#inequality
#polynomials
#roots
#quadratics
378
Views
Linear Mean Function
Published on
11 Apr 2026 - 15:46
#algebra-precalculus
#functions
#summation
#real-numbers
#means
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