The subnormal to point C on the curve is the segment from the intersection of the normal at C with the major axis, to the foot of the perpendicular dropped from C to the axis:
Expressions
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| Subnormal Distance Eq |  |
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The subnormal to point C on the curve is the segment from the intersection of the normal at C with the major axis, to the foot of the perpendicular dropped from C to the axis: Expressions
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