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AP EAMCET · Maths · Circle

The centre of the circle which intersects the circle \(x^2+y^2-2 x-2 y-2=0\) orthogonally and passes through the point \((2,0)\) and touches the \(X\)-axis is

  1. A \((4,1)\)
  2. B \((-1,2)\)
  3. C \((1,4)\)
  4. D \((2,-1)\)
Verified Solution

Answer & Solution

Correct Answer

(D) \((2,-1)\)

Step-by-step Solution

Detailed explanation

Let equation of circle, Whose centre is \(=(-g,-f)\) Circle passes through the point \((2,0)\), so this point satisfy the circle. \[ 4+0+4 g+0+c=0 \] From Eqs. (ii) and (iii), we get…