Solve \(\sqrt{4 + \sqrt{4 + \sqrt{4 - x}}} = x\)
Solve for x: sqrt(sqrt(sqrt(4 - x) + 4) + 4) = x
sqrt(sqrt(4 - x) + 4) = x^2 - 4
Using Newton-Raphson iteration method, it readily gives the value of x as: x = 2.50701864409
