 
                 
                InterviewSolution
 Saved Bookmarks
    				| 1. | x^(2)+y^(2)+2x+4y-20=0andx^(2)+y^(2)+6x-8y+10=0 are the given circles. Which one of the following is correct? | 
| Answer» They INTERSECT ORTHOGONALLY and will have two common tangents. The LENGTH of their common chord is `(5sqrt3)/sqrt2` | |