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101 results

류연우박사 수학카페
Finding the Angle: A Geometry Problem

The size of an angle is a geometry problem.

2:58
Finding the Angle: A Geometry Problem

8 views

7 min ago

Ai: Mathematics
Find the heavier coin in only two weighings.

A heavier counterfeit is known to exist and to be heavier, not merely different. Partition the nine coins into three equal groups; the ...

0:21
Find the heavier coin in only two weighings.

0 views

8 min ago

Beautiful Mathematics
How to Draw a Perfect Equilateral Triangle with a Compass (Euclid's Way)

Open a compass to the length of a line. Draw a circle from one end, then a circle from the other end. Where the two circles cross, ...

0:21
How to Draw a Perfect Equilateral Triangle with a Compass (Euclid's Way)

142 views

49 min ago

Diyan Solve
Can you solve 🤔🧮 Find the Limit | Tricky Problem | Easy Way

Welcome to Diyan Solve! ✨ This channel is dedicated to making mathematics simple, clear, and easy to understand.

2:50
Can you solve 🤔🧮 Find the Limit | Tricky Problem | Easy Way

0 views

7 min ago

Unstopable Study
Root Hack 🤯 #maths #unstoapablestudy0111 #mathstricks
0:32
Root Hack 🤯 #maths #unstoapablestudy0111 #mathstricks

36 views

52 min ago

Ai: Mathematics
Two extra junctions make this square’s network shorter.

Unit-square corners (±1/2,±1/2), Steiner points (±(1/2−1/(2√3)),0). Four spokes length 1/√3 and middle length 1−1/√3 give ...

0:23
Two extra junctions make this square’s network shorter.

0 views

48 min ago

Ai: Mathematics
Turn both arrows together. Their dot product stays fixed.

a=(3,1), b=(1,4), a·b=7. For the same planar orthogonal rotation R, (Ra)·(Rb)=a·b. Displayed transformations are rigid rotations, ...

0:22
Turn both arrows together. Their dot product stays fixed.

0 views

51 min ago

Ai: Mathematics
A random chord has three different answers. The rule decides.

Bertrand chord problem for a unit disk and threshold √3. Endpoints independent uniform on circumference give 1/3 (equivalently ...

0:27
A random chord has three different answers. The rule decides.

0 views

44 min ago

Ai: Mathematics
Five different points all become one after this power.

Fifth roots of unity z_k=exp(2πik/5), k=0,...,4. Moduli are 1 and 5 arguments become 2πk, giving z_k^5=1. The roots are pairwise ...

0:24
Five different points all become one after this power.

0 views

44 min ago

Simulenem
Combinação

Matemática para o ENEM #matematica #enem #simulenem.

1:02
Combinação

0 views

8 min ago

The Scholarship College Mama ™️
Fourth grade math expectations
2:15
Fourth grade math expectations

74 views

21 min ago

AyTella7
Halloween special Math Equation 🎃 #mathematics #mathstricks #mathshorts

Exponential Equation Manipulation... completing the square completing square problems algebra trick algebra challenge algebra ...

0:11
Halloween special Math Equation 🎃 #mathematics #mathstricks #mathshorts

8 views

52 min ago

Ai: Mathematics
Three matching pyramids fit inside one cube.

Unit-cube partition by the largest of x,y,z. P_x={0≤y,z≤x≤1}, and cyclic permutations. Each is an oblique square pyramid with ...

0:25
Three matching pyramids fit inside one cube.

0 views

52 min ago

Al Barkat Learning Hub
Multiply by 11 in 3 Seconds!  Genius vs Normal Method #shorts #maths #mathstricks #mathematics

Can you multiply 3254 × 11 in your head? Genius trick: keep the first and last digits, and add each pair of neighbors in between ...

0:30
Multiply by 11 in 3 Seconds! Genius vs Normal Method #shorts #maths #mathstricks #mathematics

0 views

7 min ago

Ai: Mathematics
Subtract two cubes. Three blocks explain the factor.

For 0 less than b less than a, [0,a]³ minus [0,b]³ partitions into [b,a]×[0,a]², [0,b]×[b,a]×[0,a], and [0,b]²×[b,a]. Their volumes are ...

0:23
Subtract two cubes. Three blocks explain the factor.

0 views

53 min ago

Ai: Mathematics
This sliding ruler multiplies by adding distances.

Ideal logarithmic scales x(n)=C log n. Translate lower scale by C log 2, so lower label n aligns with upper label 2n. Demonstration ...

0:24
This sliding ruler multiplies by adding distances.

1 view

44 min ago

Ai: Mathematics
You drew gold. The other ball is gold with chance two thirds.

Three equiprobable boxes GG,GS,SS, followed by uniform draw among the two balls. Six elementary outcomes have equal ...

0:23
You drew gold. The other ball is gold with chance two thirds.

0 views

46 min ago

20circles
How do we sum infinite terms? 🤔

To learn how to solve this problem (and more), check out the full video here: ...

0:26
How do we sum infinite terms? 🤔

4 views

7 min ago

mathlab_akademi
Bu ünlü formül neden sıfıra eşit?

Karmaşık düzlem, sayılarla yapılan işlemlere geometrik anlam verir. Dönme fikri, üstel fonksiyonla çemberin ilişkisini görmemize ...

2:26
Bu ünlü formül neden sıfıra eşit?

78 views

58 min ago

SAT Math Common Sense Prep
Hard SAT Math Module 2 Question But 5 seconds Problem #satmath

Hard SAT Math Module 2 Question But 5 seconds Problem #satmath.

1:17
Hard SAT Math Module 2 Question But 5 seconds Problem #satmath

14 views

34 min ago