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The radical axis of the circles C1 =x^2 ...

The radical axis of the circles `C_1 =x^2 + y^2 + 4x + 8 y + 6 = 0 and C_2 = 2x^2 + 2y^2 + 6x + 6y - 3 = 0` is

A

`2x - 10y + 15 = 0`

B

`2x + 10y - 15 = 0`

C

`2x +10y + 15 = 0`

D

`2x - 10y - 15 = 0`

Text Solution

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The correct Answer is:
C
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KCET PREVIOUS YEAR PAPERS-MODEL TEST PAPER - 1-MATHEMATICS
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