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If the two circles x^(2) + y^(2) =4 and ...

If the two circles `x^(2) + y^(2) =4` and `x^(2) +y^(2) - 24x - 10y +a^(2) =0, a in I `, have exactly two common tangents then the number of possible integral values of a is `:`

A

0

B

2

C

11

D

13

Text Solution

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The correct Answer is:
d
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