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Problem
Problem
If the equation
x
2
−
y
2
−
2
x
+
2
y
+
λ
=
0
x^2 - y^2 - 2x + 2y + \lambda = 0
x
2
−
y
2
−
2
x
+
2
y
+
λ
=
0
represents a degenerate conic, find the value of
λ
\lambda
λ
.
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