SOLUTION: Please help me solve this equation: {{{ x^2-4x+9=0 }}}.

Algebra ->  Quadratic Equations and Parabolas -> SOLUTION: Please help me solve this equation: {{{ x^2-4x+9=0 }}}.      Log On


   

Question 895567: Please help me solve this equation: +x%5E2-4x%2B9=0+.
Answer by Fombitz(32388) About Me  (Show Source):
You can put this solution on YOUR website!
Complete the square.
+x%5E2-4x%2B9=0+
x%5E2-4x%2B4%2B9=4
%28x-2%29%5E2=-5
x-2=0+%2B-+sqrt%285%29
x=2+%2B-+sqrt%285%29i