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Posted by on Wednesday, May 4, 2011 at 9:11pm.

x^2=10-4x

  • calc - , Wednesday, May 4, 2011 at 9:16pm

    x^2 + 4x - 10 = 0

    x = [ -4 +/- sqrt(16+40) ] /2

    = -2 +/- sqrt(14)

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