Question

find the roots of the quadratic equation
$2 {x}^{2} - 2 \sqrt{2}x + 1$

Answer 1

2x sq - √2x -√2x +1=0
=√2x(√2x -1) -1(√2x-1)
=(√2x-1)(√2x-1)
x=1/√2 , 1/√2
x=√2/2 ,√2/2