Question 375772
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Hi,
solving
x^2+6x-4=0
Using the Quadratic formula
{{{x = (-b +- sqrt( b^2-4*a*c ))/(2*a) }}} 
{{{x = (-6 +- sqrt( 20 ))/(2) }}} 
{{{x = (-6 +- sqrt( 4*5 ))/(2) }}} 
{{{x = (-6 +- 2*sqrt( 5 ))/(2) }}}
 {{{x = (-3 +- sqrt( 5 ))}}}