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Mathematics
Problem
For the curve
x
2
+
2
b
x
y
+
a
y
2
=
0
x^{2}+2bxy+ay^{2}=0
x
2
+
2
b
x
y
+
a
y
2
=
0
, find the values of
a
a
a
and
b
b
b
so that the tangent drawn at the point
(
1
,
−
1
)
(1,-1)
(
1
,
−
1
)
is parallel to the line
x
−
y
=
0
x-y=0
x
−
y
=
0
.
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