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If the radius of the circel x ^(2) + y ^...

If the radius of the circel `x ^(2) + y ^(2) + 2gx+ 2fy +c=0` be r, then it will touch both the axes, if

A

`g =f=c`

B

`g =f=c=r`

C

`g=f=sqrtc =r`

D

`g=fand c ^(2) =r`

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The correct Answer is:
C
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TARGET PUBLICATION-CIRCLE AND CONICS -EVALUATION TEST
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