12th Class Mathematics Continuity and Differentiability

  • question_answer 85) Find the derivative of f(x) = (1 + x) (x + x2) (1 + x4) (1 + x8) and hence find f’(1).  

    Answer:

    f(x) = (1 + x) (1+x2) (1+ x4) (1+ x8)             + log (1+ x4) + log (1 + x8)       Diff. w.r.t.x.                                                  


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