The common tangent to the circles x2 + y2 = 4 and x2 + y2 + 6x + 8y � – McqOptions

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1.	The common tangent to the circles x2 + y2 = 4 and x2 + y2 + 6x + 8y – 24 = 0 also passes through the point:
A.	(4, -2)
B.	(-6, 4)
C.	(6, -2)
D.	(-4, 6)
Answer» D. (-4, 6)

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