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Find-the-value-of-k-if-d-dx-f-x-6-when-x-1-and-f-x-3x-3-kx-2-1-if-f-2-8-find-one-factor-of-f-x-and-hence-Evaluate-lim-x-f-x-




Question Number 39170 by Rio Mike last updated on 03/Jul/18
Find the value of k if   (d/dx)(f(x))= 6 when x = −1   and f(x) = 3x^3  − kx^2  + 1   if f(2) = 8 find one factor of  f(x) and hence Evaluate  lim_(x→∞) (f(x)).
Findthevalueofkifddx(f(x))=6whenx=1andf(x)=3x3kx2+1iff(2)=8findonefactoroff(x)andhenceEvaluatelimx(f(x)).

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