Hi guys, I have this function(adsbygoogle = window.adsbygoogle || []).push({});

f(g(t)) and I have to find the second time derivative of f, is it correct the following solution?:

f''=∂f/∂g*g'=∇f*g'

f ''=∇^2f*|g'|^2+∇f*g''

where ∇^2 is the laplacian function

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# Second derivative composite function

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