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The point lying on common tangent to the...

The point lying on common tangent to the circles `x^(2)+y^(2)=4` and `x^(2)+y^(2)+6x+8y-24=0` is (1) (4,-2) (2) (-6,4) (3) (6,-2) (4) (-4,6)

A

0

B

1

C

3

D

4

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The correct Answer is:
B
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