The locus of the centre of all circle which cuts the circle `x^2+y^2+4x-6y+9=0` and `x^2+y^2-4x+6y+4=0` orthogonlly is

The locus of the centre of circle which cuts the circles x^2 + y^2 + 4x - 6y + 9 =0 and x^2 + y^2 - 4x + 6y + 4 =0 orthogonally is

Find the locus of the centre of the circle which cut the circles x^2+y^2+4x-6y+9=0 and x^2+y^2-4x+6y+4=0 orthogonally (a) 9x+10y-7=0 (b) 8x-12y+5=0 (c) 9x-10y+11=0 (d) 9x+10y+7=0

Find the locus of the centres of the circle which cut the circles x^(2)+y^(2)+4x-6y+9=0 and x^(2)+y^(2)+4x+6y+4=0 orthogonally

Find the locus of the centres of the circle which cut the circles x^2+y^2+4x-6y+9=0 and x^2+y^2-5x+4y-2=0 orthogonally

The locus of the centre of the circle cutting the circles x^2+y^2–2x-6y+1=0, x^2 + y^2 - 4x - 10y + 5 = 0 orthogonally is

The locus of the centre of the circle which cuts the circles x^(2) + y^(2) + 4x - 6y + 9 = 0 " and " x^(2) + y^(2) - 4x + 6y + 4 = 0 orthogonally is