12th Class Mathematics Continuity and Differentiability

  • question_answer 40) f(x) = cos (x3) . sin2 (x5) 

    Answer:

    Let y = f(x) = cos (x3) . sin2 (x5)                    sin (x5) [10 x2 cos (x3)       cos (x5) ? 3 sin (x3) sin (x5)].  


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