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Mathematics
Mathematics
Problem
A line drawn through the point
P
(
4
,
7
)
P(4, 7)
P
(
4
,
7
)
cuts the circle
x
2
+
y
2
=
9
x^2 + y^2 = 9
x
2
+
y
2
=
9
at the points A and B. Then
P
A
⋅
P
B
PA \cdot PB
P
A
⋅
P
B
is [JEE-MAIN ONLINE-2017] equal to : (1) 53 (2) 65 (3) 74 (4) 56
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