Posted by Jayden Haddy on .
solve the following equation by completing the square
x(square)  4(square root 5)x =6 = 0
Then x= or x=

maths 
Steve,
x^2  4√5 x + 6 = 0
x^2  4√5 x + (2√5)^2 + 6  (2√5)^2 = 0
(x  2√5)^2 = 14
x  2√5 = ±√14
x = 2√5 ± √14