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Envelope Theorem: Unconstrained Problems Consider the problem of maximizing f(x;a)= -a^3 x^4+15x^3-e^a x^2+17 Let x^* (a)...

Envelope Theorem: Unconstrained Problems Consider the problem of maximizing f(x;a)= -a^3 x^4+15x^3-e^a x^2+17 Let x^* (a) be a solution of this problem. Suppose that x^* (a) is C^1 function of a. Then show that d/da f(x^* (a) ;a)= ∂/∂a f(x^* (a) ;a)

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