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Mathematics
Mathematics
Problem
If
x
a
+
y
b
=
2
\frac{x}{a} + \frac{y}{b} = \sqrt{2}
a
x
+
b
y
=
2
touches the ellipse
x
2
a
2
+
y
2
b
2
=
1
\frac{x^2}{a^2} + \frac{y^2}{b^2} = 1
a
2
x
2
+
b
2
y
2
=
1
, then its eccentric angle
θ
\theta
θ
is equal to-
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