In the Dwarika residency colony, there is a circular park of diameter 13 metres. A pole has to erected at the point P on the boundary of circular park in such a way that the difference of its distances from two diametrically opposite fixed gates A and B on the boundary is 7 metres.
Find the quadratic equation from the given information.

Options

A. `x^(2)-14x-140`
B. `x^(2)+7x-60`
C. `x^(2)+4x-60`
D. `x^(2)-7x+60`