Question 872440
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Hi
x^2 + (2x-3)^2 = 233
x^2 + 4x^2 - 12x + 9 = 233
5x^2 -12x -224 = 0   |format: a^2 + bx + c = 0
{{{x = (-b +- sqrt( b^2-4*a*c ))/(2*a) }}}
 {{{x = (12 +- sqrt( 4624 ))/(10) }}} 
 {{{x = (12 +- 68)/(10) }}} 
  x = -5.6, 8