Mathematics Channel
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O Baricentro da Mente (Facebook)
FELIZ TRANSLAÇÃO NOVA
Que este novo ciclo continue descrevendo áreas iguais em tempos iguais. E que a força que nos conecta esteja sempre agindo, independentemente de nossas preferências.
"A vida é apenas um vislumbre passageiro das maravilhas que existem no Universo.”
--
Carl Sagan
FELIZ TRANSLAÇÃO NOVA
Que este novo ciclo continue descrevendo áreas iguais em tempos iguais. E que a força que nos conecta esteja sempre agindo, independentemente de nossas preferências.
"A vida é apenas um vislumbre passageiro das maravilhas que existem no Universo.”
--
Carl Sagan
🆕 blackpenredpen: x^x^x^2017=2017, inspired by a coffin question
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the end-of-year exponential equation!
We will solve a very different type of exponential equation x^x^x^2017=2017. This equation is inspired by a coffin question. Recommend: super exponential cubic equations x^x^3=2 vs x^x^3=3 👉 https://youtu.be/Dbs6qhSVU5w
Read about "The Coffins" 👉 http:…
Read about "The Coffins" 👉 http:…
🆕 MindYourDecisions: Inscribed Circle and Square Puzzle
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Inscribed Circle and Square Problem
This is a fun little geometry problem inspired by a suggestion from Yossi Rozhenko. If the red area equals the blue area, what is the value of: (large circle's radius)/(small circle's radius)?
Small correction: At 3:07 I should have said "4 minus pi."
My…
Small correction: At 3:07 I should have said "4 minus pi."
My…
🆕 blackpenredpen: double angle identities & power reduction (ft. "bluepen" Oon Han)
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double angle identities & power reduction (ft. "bluepen" Oon Han)
In this video, Oon Han shows the following trigonometric identities,
double angle identity for sine,
double angle identity for cosine, 3 version,
power reduction for sin^2(x),
power reduction for cos^2(x),
Hope you guys enjoy the video. Please like…
double angle identity for sine,
double angle identity for cosine, 3 version,
power reduction for sin^2(x),
power reduction for cos^2(x),
Hope you guys enjoy the video. Please like…
🆕 MindYourDecisions: I Will Guess Your Age And Shoe Size (2018)
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Guess Your Age And Shoe Size - Why The Viral Trick Works
Follow the simple instructions in the video and the result will be a fun mathematical effect! The trick got really popular a couple of years ago, but no one explained exactly why it worked. So in this video I also give the reason why the effect works out.…
GJM - Graduate Jokes in Mathematics (Facebook)
Será que esse povo aí na praia sabe quem é o Kostrikin? link
Será que esse povo aí na praia sabe quem é o Kostrikin? link
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GJM - Graduate Jokes in Mathematics
Será que esse povo aí na praia sabe quem é o Kostrikin?
🆕 blackpenredpen: integral battle, by Oon Han, age: 10
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Integral of cos(2x)/(sin(x)+cos(x)), integral of cos^2(x)/(sin(x)+cos(x)), by Oon Han
Hope you guys enjoy the video. Please like & subscribe to
Oon Han, https://youtu.be/wxRimSugSv0
Mimi Meow, https://youtu.be/lvM5mM9GyMU
double angle identities, power reduction identities, by Oon Han, https://youtu.be/6XmbiKGCK14
harmonic addition theorem…
Oon Han, https://youtu.be/wxRimSugSv0
Mimi Meow, https://youtu.be/lvM5mM9GyMU
double angle identities, power reduction identities, by Oon Han, https://youtu.be/6XmbiKGCK14
harmonic addition theorem…