There doesn't seem to be enough information to solve this, but the answer works out magically. Thanks to all patrons! Special thanks this month to: Richard Ohnemus, Michael Anvari, Shrihari Puranik, Kyle.

I also credit patrons Pradeep Sekar and Nestor Abad…

Classic linear algebra exercise: the union of a subspace is a subspace if and only if one is contained in the other. This is also good practice with the definition of a subspace, and also shows how to prove statements of the form p implies (q or r)

Check…

Integral of i^x 100 times

but here are highlights:
Calling Dr. Peyam for help: 16:54
integral of (1+i)^x, 1:00:00
60. integral of 1^x, 1:10:00 *just meant to be a joke*
derivative of i^x, 1:33:46
integral of i^x vs. integral of x^i, 1:42:00
truth about…

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Proof of the Intruder Theorem, an important theorem in linear algebra used to construct linearly independent sets. It intuitively says that, as long as you a...

Quem disse que aprender matemática não pode ser divertido? Pois o novo Museu da Matemática chega à UFMG para mostrar que esta ciência exata está mais...

Conheça a loja de camisetas matemáticas do blog - Camisetas Exatas. Diversas estampadas personalizadas para os verdadeiros amantes da Matemática.

OLÁ! Tens uns olhos muito bonitos :)
Neste vídeo, falo-vos sobre alguns erros que muitos de nós cometemos ao lidar com percentagens (porcentagens para os BR :P), e apresento-vos uma dica muito útil.
Se gostarem, subscrevam, coloquem like e partilhem! :D
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Many students were confused about how to solve a tricky probability problem like this on the GCSE exam. Let's go over how to solve it!

Sources
https://math.stackexchange.com/questions/3103891/gcse-probability-question-relating-to-trees-help-please
https…