Calculus help, please
Let L be a linear map of $\mathbb R^n\rightarrow \mathbb R^m$, let $g:\mathbb R^n\rightarrow \mathbb R^m$ be such that $||g(x)||\leq M||x||^2$ and let f(x) = L(x) + g(x).
Prove that Df(0) =L

Question

Calculus help, please
Let L be a linear map of $\mathbb R^n\rightarrow \mathbb R^m$, let $g:\mathbb R^n\rightarrow \mathbb R^m$ be such that $||g(x)||\leq M||x||^2$ and let f(x) = L(x) + g(x). 
Prove that Df(0) =L

loser66 · Answer

@Concentrationalizing  help me though, hehehe

anonymous · Answer

Lol, I don't even know the notation Df(0) and what it's supposed to mean, haha.