@khanacademy @stchangg man, that's actually quite a puzze! It's not really difficult but it does challenge your intuition! Nice work!
New calculus exercise from @stchangg -- see if you can match up a function and its derivative: https://www.khanacademy.org/math/calculus/differential-calculus/derivative_intro/e/visualizing_derivatives …pic.twitter.com/woIzDHxT
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Thanks. Twitter will use this to make your timeline better. UndoUndo
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@khanacademy@stchangg the design is ingenious!Thanks. Twitter will use this to make your timeline better. UndoUndo
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@khanacademy@stchangg That's awesome!Thanks. Twitter will use this to make your timeline better. UndoUndo
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