What will be the equation of the tangent to the circle x2 + y2 – 6x – McqOptions

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1.	What will be the equation of the tangent to the circle x2 + y2 – 6x + 4y – 7 = 0, which are perpendicular to the straight line 2x – y + 3 = 0?
A.	x + 2y – 9 = 0
B.	x + 2y + 9 = 0
C.	x + 2y – 10 = 0
D.	x + 2y + 10 = 0
Answer» B.

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