The equation to the circle with centre (2, 1) and touching the line \[3x+4y=5\] is [Karnataka CET 2005]

\[{{x}^{2}}+{{y}^{2}}-4x-2y-4=0\]

\[{{x}^{2}}+{{y}^{2}}-4x-2y+5=0\]

\[{{x}^{2}}+{{y}^{2}}-4x-2y-5=0\]

\[{{x}^{2}}+{{y}^{2}}-4x-2y+4=0\]

The equation to the circle with centre (2, 1) and touching the line \[

1.	The equation to the circle with centre (2, 1) and touching the line \[3x+4y=5\] is [Karnataka CET 2005]
A.	\[{{x}^{2}}+{{y}^{2}}-4x-2y+5=0\]
B.	\[{{x}^{2}}+{{y}^{2}}-4x-2y-5=0\]
C.	\[{{x}^{2}}+{{y}^{2}}-4x-2y+4=0\]
D.	\[{{x}^{2}}+{{y}^{2}}-4x-2y-4=0\]
Answer» D. \[{{x}^{2}}+{{y}^{2}}-4x-2y-4=0\]

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The equation to the circle with centre (2, 1) and touching the line \[3x+4y=5\] is [Karnataka CET 2005]

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