Question 56983
find the complex solution of x^2+2=2x
X^2-2X+2=0
{{{x = (-b +- sqrt( b^2-4*a*c ))/(2*a) }}}
{{{x = (2 +- sqrt( -2^2-4*1*2 ))/(2*1) }}}
{{{x = (2 +- sqrt( 4-8 ))/(2) }}}
{{{x = (2 +- sqrt(-4))/(2) }}}
{{{x = (1 +- sqrt( -1 ))/(1) }}}
HENCE X= 1+i AND 1-i