Question 622804
  <pre><font face = "Tohoma" size = 3 color = "indigo"><b> 
Hi,
{{{x^2 + 5x -2 = 0}}}
{{{x^2 + 5x = 2}}}
{{{(x+5/2)^2 = 2 + 5/2 = 9/2}}}
    {{{(x+5/2) = sqrt(9/2)}}}
       {{{ x = -5/2 +- 3/sqrt(2)}}}
        {{{x = -5/2 +- 3sqrt(2)/2}}}