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Tangents drawn from the point $(α, 3)$ to the circle $2 x^{2} + 2 y^{2} = 25$ will be perpendicular to each other if $α$ equals

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Correct option is B

The equation of director circle is x2+y2=25. The point (α,3) must lie on this circle. So,α2+9=25 or α2=16 or α=±4

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Tangents drawn from the point (α,3) to the circle 2x2+2y2=25 will be perpendicular to each other if αequals

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Tangents drawn from the point $(α, 3)$ to the circle $2 x^{2} + 2 y^{2} = 25$ will be perpendicular to each other if $α$ equals