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A Deeply Rooted Equation

January 12, 2012

Deeply _embedded_ roots that is.
Solve the equation pictured.
The video has the solution (sorry about shaky camera) (there’s no sound).
It’s a really satisfying answer!

Here’s a similar one that a colleague of mine (Sam) came up with:

4 = ((((x2 + x)2 + x)2 + x)2 + …..  )2

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3 Comments
  1. terribleidiot permalink

    This is LOVELY. Will use it with a top set class.

  2. Anonymous permalink

    Glad you like it. I’ve added another similar one.

  3. chris_1974 permalink

    Absolutely brilliant. Love it.Guess what tomorrow’s starter is for Y13? And Y11? And Y7?…Hang on, maybe not Y7…Fab though.

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