Question

a
Show that the length of the subnormal at any point on the curve xy = a varies as the cube of the
ordinate of the point.​

Answer 1

Answer:

SN = (ym)

=( y dy / dx )

=( y × c2 / - x2 )

= ∣ y3 c2 / c2 ∣

= ∣ c2 / x3 ∣.

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