Resolver : x ^ 2 - 2x + 5 > 0​?

Respuesta : <img src="https://tex.z-dn.net/?f=%5Cbegin%7Bbmatrix%7D%5Cmathrm%7BSolucion%3A%7D%5C%3A%26%5C%3A%5Cmathrm%7BVerdadero%5C%3Apara%5C%3Atodo%5C%3A%7Dx%5C%3A%5C%5C%20%5C%3A%5Cmathrm%7BNotacion%5C%3Aintervalo%7D%26%5C%3A%5Cleft%28-%5Cinfty%20%5C%3A%2C%5C%3A%5Cinfty%20%5C%3A%5Cright%29%5Cend%7Bbmatrix%7D" />Explicación paso a paso : <img src="https://tex.z-dn.net/?f=x%5E2-2x%2B5%3E0%5C%5C%5C%5C" />0 \ \ \ \ " alt = "x ^ 2 - 2x + 5>0 \ \ \ \ " align = "absmiddle" class = "latex - formula">⇒<img src="https://tex.z-dn.net/?f=%5Cmathrm%7BEscribir%7D%5C%3Ax%5E2-2x%2B5%5C%3A%5Cmathrm%7Ben%5C%3Ala%5C%3Aforma%3A%5C%3A%5C%3A%7Dx%5E2%2B2ax%2Ba%5E2%5C%5C%5C%5C2a%3D-2%5Cquad%20%3A%5Cquad%20a%3D-1%5C%5C%5C%5C2a%3D-2%5C%5C%5C%5Ca%3D-1%5C%5C%5C%5C%5Cmathrm%7BSumar%5C%3Ay%5C%3Arestar%5C%3A%5Cleft%28de%5C%3Aizquierda%5C%3Aa%5C%3Aderecha%5Cright%29%7D%5C%3A%5Cleft%28-1%5Cright%29%5E2%5C%5C%5C%5Cx%5E2-2x%2B5%2B%5Cleft%28-1%5Cright%29%5E2-%5Cleft%28-1%5Cright%29%5E2%5C%5C%5C%5Cx%5E2%2B2ax%2Ba%5E2%3D%5Cleft%28x%2Ba%5Cright%29%5E2%5C%5C%5C%5Cx%5E2-2x%2B%5Cleft%28-1%5Cright%29%5E2%3D%5Cleft%28x-1%5Cright%29%5E2%5C%5C%5C%5C%5Cmathrm%7BCompletar%5C%3Ael%5C%3Acuadrado%7D%5C%5C%5C%5C%5Cleft%28x-1%5Cright%29%5E2%2B5-%5Cleft%28-1%5Cright%29%5E2%5C%5C%5C%5C%5Cmathrm%7BSimplificar%7D%5C%5C%5C%5C%5Cleft%28x-1%5Cright%29%5E2%2B4%5C%5C%5C%5C" />⇒<img src="https://tex.z-dn.net/?f=%5Cleft%28x-1%5Cright%29%5E2%2B4%3E0%5C%5C%5C%5C%5Cleft%28x-1%5Cright%29%5E2%3E-4%5C%5C%5C%5C" />0 \ \ \ \ \ left(x - 1 \ right) ^ 2> - 4 \ \ \ \ " alt = " \ left(x - 1 \ right) ^ 2 + 4>0 \ \ \ \ \ left(x - 1 \ right) ^ 2> - 4 \ \ \ \ " align = "absmiddle" class = "latex - formula">.