if the normal is parallel to the axis of y , then dy/dx=?
if the normal is parallel to the axis of y , then dy/dx=?
chandan kumar , 6 Years ago
Grade 12th pass
Differential Calculus> if the normal is parallel to the axis of ...
1 AnswersDevashish Pathak
Last Activity: 6 Years ago
Since normal is parallel to y axis and we know that tangent is perpendicular to normal.
Therefore tangent is perpendicular to y axis.
Therefore tangent is parallel to x axis
Therefore dy/dx =0
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