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The Limit of x - tan x / x^3 As x -->0

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Solution:    We have ,

                 lim_x	o0fracx-	an xx^3      Form  (frac00).   Using L'Hospital rule

     Rightarrow        lim_x	o0frac1-sec^2x3x^2=-frac13lim_x	o0(frac	an xx)^2=-frac13.

        

        

 

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Deependra Verma

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