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October 30, 2014

October 30, 2014

Posted by **john** on Tuesday, September 13, 2011 at 10:52am.

(-9-sqrt-3)^2

- math -
**Henry**, Wednesday, September 14, 2011 at 9:10pm(-9 - sqrt(-3))^2 =

(-9 - sqrt(3*-1)^2=

(-9 - isqrt(3))^2 =

81 + 18isqrt3 + 3 =

3(27 + 6isqrt3 + 1).

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