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Mathematics
Problem
Let
2
x
2
+
y
2
−
3
x
y
=
0
2x^2 + y^2 - 3xy = 0
2
x
2
+
y
2
−
3
x
y
=
0
be the equation of a pair of tangents drawn from the origin
O
O
O
to a circle of radius 3 with centre in the first quadrant. If
A
A
A
is one of the points of contact, find the length of
O
A
OA
O
A
.
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