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Mathematics
Mathematics
Problem
If the minimum area of the triangle formed by a tangent to the ellipse
x
2
b
2
+
y
2
4
a
2
=
1
\frac{x^2}{b^2} + \frac{y^2}{4a^2} = 1
b
2
x
2
+
4
a
2
y
2
=
1
and the coordinate axis is
k
a
b
kab
k
ab
, then
k
k
k
is equal to.
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