Question 356848
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Hi,
solve 2x2+3x = -7 by using the quadratic formula 
{{{2x^2+3x + 7 =0}}}
{{{x = (-b +- sqrt( b^2-4*a*c ))/(2*a) }}}

{{{x = (-3 +- sqrt( -47 ))/(4) }}}

{{{x = (-3 +-  i*sqrt( 47 ))/(4) }}}