Recent content by Sang Ho Lee

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    I Integration by Parts without using u, v

    Hello, I'm currently taking calc 1 as an undergraduate student, and my professor just showed us a new? way of solving Integration By Parts. This is the example he gave" Is there a name for this technique that substitutes d(___) instead of dx? Thank you,
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    I Captain America Scene Question

    I was watching Captain America: Winter Solider and was a bit confused with the scene. I am a high school student who just learned mechanics, and I hope you guys will be able to give me an answer. Looking at the photo, Bucky shoots a granade catrage, not moving a little bit, while Captain...
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    Coffee + Sugar = Extra Calories?

    He did not provide any specific details about it, although mentioned that it is related with some kind of breaking bonds. More generally, I am curious that if there are 'unmetabolizable' calories that can be turned into something that we can use. In this case, coffee and sugar combined will...
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    Coffee + Sugar = Extra Calories?

    I am a big physics enthusiast, and I apply my learning as much as possible. Today, my literature teacher introduced this idea that when coffee and sugar are combined, new calories are born. For instance, coffee (0 kcal) + sugar (100 kcal) = 150 kcal? Unfortunately, I only pursued physics and...
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