2. Questions Bank
  3. 12th Class
  4. Mathematics
  5. Applications of Derivatives

12th Class Mathematics Applications of Derivatives Question Bank Case Based (MCQs) - Derivatives

  • question_answer
    The value of \[f'\left( x \right)\]at \[x=\frac{\pi }{4}\] is

    A) 1/9

    B) \[1/\sqrt{2}\]

    C) 1/2

    D) not defined

    Correct Answer: B

    Solution :

    \[1/\sqrt{2}\]


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