All entries for Monday 22 June 2009

June 22, 2009

Maths Challenge #10 – Perfect Square

What is the largest perfect square number that uses each digit 123456789 exactly once?


Eleanor Lovell : 22 Jun 2009 11:25 |  Tags:  |  Comments (7) |  Report a problem

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Warwick Challenges are mini academic challenges from University of Warwick professors, set via the micro-blogging service Twitter (and also via this blog).
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