[" a- single correct "],[" Tangents are drawn to the hyperbola "4x^(2)-y^(2)=36" at the points "P" and "Q" .If these tangents "],[" intersect at the point "T(0,3)" then the area (in sq.units) of "Delta PTQ" is : "],[[" (1) "36sqrt(5)," (2) "45sqrt(5)],[" (3) "54sqrt(3)," (4) "60sqrt(3)]]