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  3. RAJASTHAN ­ PET

RAJASTHAN ­ PET Rajasthan PET Solved Paper-2003

  • question_answer
    If the normal to any curve is parallel to\[x-\]axis, then the true statement is

    A)  \[\frac{dy}{dx}=0\]

    B)  \[\frac{dx}{dy}=0\]

    C)  \[\frac{dy}{dx}=1\]

    D)  \[\frac{dx}{dy}=-1\]

    Correct Answer: B

    Solution :

     Since, normal is parallel to\[x-\]axis \[\therefore \] \[\frac{dx}{dy}=0\]


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