# How do you solve and write the following in interval notation: x^2-2x+4>0?

May 7, 2018

$f \left(x\right) = {x}^{2} - 2 x + 4 > 0$
$D = {d}^{2} = {b}^{2} - 4 a c = 4 - 16 = - 12 < 0$