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Problem
Problem
If the relation between subnormal
S
N
SN
S
N
and subtangent
S
T
ST
S
T
on the curve
b
y
2
=
(
x
+
a
)
3
by^2 = (x+a)^3
b
y
2
=
(
x
+
a
)
3
is
p
(
S
N
)
=
q
(
S
T
)
2
p(SN) = q(ST)^2
p
(
S
N
)
=
q
(
S
T
)
2
, then find the value of
p
q
\frac{p}{q}
q
p
.
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