Solve for: (4⁢\sqrt[4]{x}+1)⁢(\sqrt[4]{x}-1)

Expression: $\left(4⁢\sqrt[4]{x} + 1\right)⁢\left(\sqrt[4]{x} - 1\right)$

Expanded form

$4⁢\sqrt{x} - 3⁢\sqrt[4]{x} - 1$