Question 164476
{{{x^2 - 5}}}
Find the roots of the equation
{{{x^2 - 5 = 0}}}
{{{x^2 = 5}}}
{{{x = sqrt(5)}}}
{{{x = -sqrt(5)}}}
The factors are
{{{(x + sqrt(5))(x - sqrt(5)) = x^2 - 5)}}}