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If the circle x^(2) + y^(2) + 2kx - 4y+1...

If the circle `x^(2) + y^(2) + 2kx - 4y+1=0 and x^(2)+y(2)-8x-12 y + 43 = 0 " touch each other theb k ="`

A

2

B

1

C

-1

D

-2

Text Solution

Verified by Experts

The correct Answer is:
C
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TS EAMCET PREVIOUS YEAR PAPERS-ONLINE QUESTION PAPER 2018-MATHEMATICS
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