Ex 5.4, 5 - Differentiate log (cos ex) - Class 12 CBSE - Ex 5.4

  1. Chapter 5 Class 12 Continuity and Differentiability
  2. Serial order wise
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Ex 5.4, 5 Differentiate w.r.t. x in , log cos Let = log cos Differentiating both sides . . . = log cos = 1 cos . cos = 1 cos . sin . = 1 cos . sin . = sin cos . = tan . = .

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