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  3. 10th Class
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10th Class Mathematics Sample Paper Mathematics Sample Paper-3

  • question_answer
    \[\frac{\sin \alpha }{1-\cot \alpha }+\frac{\cos \alpha }{1-\tan \alpha }\]in its simplest form is equal to:

    A) 0

    B)                    1

    C) \[\sin \alpha +\cos \alpha \]         

    D) \[\sin \alpha -\cos \alpha \]

    E) None of these

    Correct Answer: C

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