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Mathematics
Mathematics
Problem
Find the equation and the length of the common tangents to hyperbola
x
2
a
2
−
y
2
b
2
=
1
and
y
2
a
2
−
x
2
b
2
=
1.
\frac{x^2}{a^2} - \frac{y^2}{b^2} = 1 \text{ and } \frac{y^2}{a^2} - \frac{x^2}{b^2} = 1.
a
2
x
2
−
b
2
y
2
=
1
and
a
2
y
2
−
b
2
x
2
=
1.
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