Question 419193
  <pre><font face = "Tohoma" size = 4 color = "indigo"><b>
Hi
x^2+6x-1=0   |ax^2 + bx + c = 0
{{{x = (-b +- sqrt( b^2-4*a*c ))/(2*a) }}}
{{{x = (-6 +- sqrt( 40 ))/(2) }}}
{{{x = (-6 +- sqrt( 4*10 ))/(2) }}}
{{{x = (-3 +- sqrt(10)) }}}