If the length of transverse common tange...

If the length of transverse common tangent of the circles ` x^(2) + y^(2) = 1 and ( xx - h)^(2) + y^(2) = 1 " is " 2 sqrt(3)` , then the value (s) of h will be

A

2

B

`-2`

C

`pm 4`

D

none of these

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Verified by Experts

The correct Answer is:

C

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