Question

The functions f and g are differentiable and h (x) = g (f (x)). Evaluate (g o f o h) '(6), given that:

Answer 1

\[(g\circ f\circ h)(x)=g(f(h(x)))\\\implies~~\frac{d}{dx}\left[g(f(h(x)))\right]=g'(f(h(x))\cdot f'(h(x))\cdot h'(x)\]
What are \(f,g,h\)?