Question 40755
{{{(x^2 - x - 4)^(3/4) - 2 = 6}}}
{{{(x^2 - x - 4)^(3/4) = 8}}}
{{{x^2 - x - 4 = 8^(4/3)}}}
{{{x^2 - x - 4 = 16}}}
{{{x^2 - x - 20 = 0}}}
{{{(x - 5)(x + 4) = 0}}}
{{{x = 5}}} and {{{x = -4}}}