11th Class Mathematics Sample Paper Maths Olympiad Model Test Paper-10

  • question_answer
    If \[\tan A=\left( \frac{1-\cos B}{\sin B} \right),\] then tan 2A is equal to_____.

    A)  \[\tan \frac{B}{2}\]                  

    B)  \[2\,\tan \,B\]

    C)  tan B

    D)  cot B

    E)  None of these

    Correct Answer: C

    Solution :

     Not Available               

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