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Mathematics
Mathematics
Problem
Let the tangents at two points
A
A
A
and
B
B
B
on the circle
x
2
+
y
2
−
4
x
+
3
=
0
x^2 + y^2 - 4x + 3 = 0
x
2
+
y
2
−
4
x
+
3
=
0
meet at origin
O
(
0
,
0
)
O(0, 0)
O
(
0
,
0
)
. Then the area of the triangle
O
A
B
OAB
O
A
B
is : (a)
3
3
2
\frac{3\sqrt{3}}{2}
2
3
3
(b)
3
3
4
\frac{3\sqrt{3}}{4}
4
3
3
(c)
3
2
3
\frac{3}{2\sqrt{3}}
2
3
3
(d)
3
4
3
\frac{3}{4\sqrt{3}}
4
3
3
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