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JEE Math Practice Question

Let $$y=x+2,4y=3x+6$$ and $$3y=4x+1$$ be three tangent lines to the circle $$(x-h)^2+(y-k)^2=r^2$$. Then $$h+k$$ is equal to :

  1. A.6
  2. B.5 (1 + $$\sqrt2$$)
  3. C.5
  4. D.5$$\sqrt2$$

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