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Mathematics
Mathematics
Problem
For what value of
λ
\lambda
λ
does the line
y
=
x
+
λ
y = x + \lambda
y
=
x
+
λ
touch the ellipse
9
x
2
+
16
y
2
=
144
9x^2 + 16y^2 = 144
9
x
2
+
16
y
2
=
144
?
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