Saved Bookmarks
| 1. |
If xcosA/a+ ysinA/b=1 and xsinA/a- ycosA/b=-1 prove that x2/a2+y2/ b 2=2 |
|
Answer» If xcosA/a+ ysinA/b=1 and xsinA/a- ycosA/b=-1 prove that x2/a2+y2/ b 2=2 |
|