InterviewSolution
Saved Bookmarks
| 1. |
If the circles x2+y2=9 and x2+y2−8x−6y+n2=0,n∈Z have exactly two common tangents, then the number of possible values of n is |
|
Answer» If the circles x2+y2=9 and x2+y2−8x−6y+n2=0,n∈Z have exactly two common tangents, then the number of possible values of n is |
|