The equation of a circle which touches the straight lines $x+y=2, x-y=2$ and also touches the circle…

The equation of a circle which touches the straight lines $x+y=2, x-y=2$ and also touches the circle $x^2+y^2=1$, is
  1. $(x+\sqrt{2})^2+y^2=2$
  2. $(x-\sqrt{2})^2+(y-\sqrt{3})^2=2$
  3. $(x-\sqrt{2})^2+y^2=(\sqrt{2}-1)^2$
  4. $x^2+(y-\sqrt{2})^2=(\sqrt{2}+1)^2$

Solution

No solution. Refer to answer key.

Asked in: AP EAMCET 2017 (26 Apr Shift 2)

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