A. y=√3x+2√3

B. y√3=x+2√3

C. y=-x√3+4√3

D. none

The centre of the incircle of the triangle formed by the line 3x+4y=24 with the axes is

The equation of the circle which cuts orthogonally the three circles x^{2}+y^{2}+2x+17y+4=0, x^{2}+y^{2}+7x+6y+11=0 , x^{2}+y^{2}-x+22y+3=0 is

If a chord of the circle x^{2}+y^{2}=8 makes equal intercepts of length a on the coordinate axes, then |a|<

I:The equation whose roots are the squares of the roots of x^{3}-x^{2}+8x-6=0 is x^{3}+15x^{2}+52x+36=0

II:The equation whose roots are the cubes of the roots x^{3}+3x^{2}+2=0 is x^{3}+33x^{2}+12x+8=0

If the circles x^{2}+y^{2}+2ax+4ay-3a^{2}=0 and x^{2}+y^{2}-8ax-6ay+7a^{2}=0 touch each other externally, the point of contact is