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15
Math.TechQA.Club
2026-03-26 22:17:52
70
Views
Find $a$ if $h(2018)=a^3$
Published on
26 Mar 2026 - 22:17
#contest-math
#functional-equations
183
Views
A question from my high school Olympiad.
Published on
25 Jan 2019 - 13:53
#elementary-number-theory
#contest-math
231
Views
What is the length of $EF$ in the following diagram?
Published on
23 Mar 2026 - 1:26
#geometry
#contest-math
#triangles
#congruences-geometry
168
Views
What is the value of $\angle x + \angle y$ in the following diagram?
Published on
26 Mar 2026 - 1:29
#geometry
#contest-math
#angle
166
Views
Two triangles $\triangle ABC$ and $\triangle BDE$ are placed in a way that $B$ is the right-angle of both. Find the measurement of the $\angle BDE$.
Published on
27 Mar 2026 - 16:09
#geometry
#proof-verification
#contest-math
#triangles
#alternative-proof
222
Views
Prove that there is at least $1$ solution and finitely many solutions.
Published on
26 Mar 2026 - 12:58
#number-theory
#contest-math
#diophantine-equations
#sums-of-squares
894
Views
number of possible sequences of a game
Published on
28 Jan 2019 - 8:12
#sequences-and-series
#contest-math
242
Views
What is the distance between the centers of the large two circles in the figure?
Published on
28 Jan 2019 - 13:28
#geometry
#contest-math
#circles
994
Views
Harvard To Mit Math Competition [2004]
Published on
29 Jan 2019 - 6:10
#number-theory
#contest-math
5.1k
Views
Putting socks and shoes on a spider
Published on
25 Mar 2026 - 17:45
#combinatorics
#discrete-mathematics
#solution-verification
#permutations
#contest-math
89
Views
I need help solving a competition math problem.
Published on
30 Jan 2019 - 2:45
#polynomials
#contest-math
69
Views
The set of all possible values of $AC$ is an open interval $(m,n)$
Published on
23 Feb 2026 - 6:24
#contest-math
#euclidean-geometry
#interval-arithmetic
1k
Views
How to calculate 15! without using calculator
Published on
26 Mar 2026 - 9:20
#contest-math
#factorial
166
Views
Number theory tricky
Published on
30 Jan 2019 - 12:51
#elementary-number-theory
#contest-math
250
Views
What is the value of $x$ in $ABCD$ rectangle where $AE = 4, BE = 6, CE=5$ and $DE = x$?
Published on
25 Mar 2026 - 13:56
#geometry
#contest-math
#rectangles
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