Question 451729
when applying the "quadratic formula"
Instead of:
{{{ (- 2 +- sqrt( - 36 )) / 10 }}} 
It should be:
{{{ (8 +- sqrt( - 36 )) / 10 }}} 
.
{{{ (8 +- sqrt( - 1*6*6 )) / 10 }}}
{{{ (8 +- 6*sqrt(-1)) / 10 }}}
{{{ (8 +- 6i) / 10 }}}
{{{ (4 +- 3i) / 5 }}}