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TS EAMCET · Maths · Circle

If \((h, k)\) is the centre of the circle which passes through the origin and cuts the circles \(x^2+y^2+4 x+6 y+12=0\) and \(x^2+y^2+4 x-6 y+9=0\) orthogonally, then \(k-2 h=\)

  1. A 0
  2. B 1
  3. C -1
  4. D 5
Verified Solution

Answer & Solution

Correct Answer

(D) 5

Step-by-step Solution

Detailed explanation

We have the equation of circle passes through the origin and cutting the circles \(x^2+y^2-2 g_1 x-2 f_1 y+c_1=0\) and \(x^2+y^2-2 g_2 x-2 f_2 y+c_2=0\) orthogonally is…