Derivative of Inverse Hyperbolic Functions

$f(x)={\sinh }^{-1}(x)⟹f^{\prime }(x)=\frac{1}{\sqrt{x^2+1}}$ $f(x)={\cosh }^{-1}(x)⟹f^{\prime }(x)=\frac{1}{\sqrt{x^2-1}}$ $f(x)={\tanh }^{-1}(x)⟹f^{\prime }(x)=\frac{1}{1-x^2}$