1.

 The equation of the circle touching \[x=0,y=0\] and \[x=4\] is                                                     [UPSEAT 2004]

A.            \[{{x}^{2}}+{{y}^{2}}-4x-4y+16=0\]
B.            \[{{x}^{2}}+{{y}^{2}}-8x-8y+16=0\]
C.            \[{{x}^{2}}+{{y}^{2}}+4x+4y+4=0\]                          
D.            \[{{x}^{2}}+{{y}^{2}}-4x-4y+4=0\]
Answer» E.


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