Let f (x) be differentiable at point X. = 0, and f (0) = 0 and f '(0) = 3, then the value of LIM (x →∞) [f (x) / x] ()

This problem mainly uses the definition of derivative
f(x)/x=f(x)-0/x-0=f(x)-f(0)/x-0=f'(0)=3
Then LIM (x →∞) [f (x) / x] = 3

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