Saved Bookmarks
| 1. |
Numerical ans type ofind the value of r for which the line(r+5)x-(r-1)y+r2+4r-5=0 is 1 )parallel to x axis.,....2) parallel to the line 2x-y+4=0 3) parallel to the y axis 4)perpendicular to the line x-y+32=0 |
| Answer» | |