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If y+3x =0 is the equation of a chord of...

If `y+3x =0` is the equation of a chord of the circle, `x^2 + y^2-30x = 0`, then the equation of the circle with this chord as diameter is:

A

`x ^(2) +y ^(2) + 3x + 9y =0`

B

`x ^(2) + y ^(2) - 3x + 9y =0`

C

`x ^(2) +y ^(2) - 3x - 9y =0`

D

`x ^(2) +y ^(2) + 3x + 9y =0`

Text Solution

Verified by Experts

The correct Answer is:
B
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MCGROW HILL PUBLICATION-CIRCLES AND SYSTEMS OF CIRCLES -QUESTIONS FROM PREVIOUS YEARS. AIEEE/JEE MAIN PAPERS
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