Visualizing the derivative of sin(x)pic.twitter.com/QqNRaxkjbg
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A fun way to remember the derivatives of sine and cosine is to set equal the Real and Imaginary parts of 𝑑/𝑑𝑥 (eⁱˣ )pic.twitter.com/2ErvL6oCKR
11 replies 46 retweets 287 likesShow this thread -
Replying to @InertialObservr
Man, I literally never learned the far majority of trig identities. I think using exponentials for basically any trig stuff is the way to go. Usually I have to derive identities on the fly when teaching first years though
But I strongly advocate for this trick, applied broadly2 replies 0 retweets 6 likes
Replying to @Quasilocal
yea! i came up with this one in traffic lmao
2:29 PM - 7 Aug 2019
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4 likes
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