The circles x2 + y2 - 4x - 6y - 12 = 0 and x2 + y2 + 6x - 8y + 21 = 0 – McqOptions

MCQOPTIONS

1.	The circles x2 + y2 - 4x - 6y - 12 = 0 and x2 + y2 + 6x - 8y + 21 = 0
A.	intersect at two points
B.	touches each other externally
C.	touches each other internally
D.	neither touches nor intersects
Answer» B. touches each other externally

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