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Find the equation of the circle whose ra...

Find the equation of the circle whose radius is `5a n d` which touches the circle `x^2+y^2-2x-4y-20=0` externally at the point `(5,5)dot`

A

` x ^(2) + y^(2) -18x-16 y- 120=0`

B

`x ^(2) + y^(2) -18x -16 y+ 120 =0`

C

`x ^(2) + y^(2) + 18x + 16 y -120=0`

D

`x ^(2) + y^(2) +18x -16 y + 120 =0`

Text Solution

Verified by Experts

The correct Answer is:
B
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TARGET PUBLICATION-CIRCLE AND CONICS -CRITICAL THINKING
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