Saved Bookmarks
| 1. |
Q. for the curve √x + √y = 1 , DY/ DX at (1/9, 1/9) is |
|
Answer» d(√x+√y) /DX=d(1) /dx(1/2√x) +(1/2√y) *dy/dx=0(1/2√y) *dy/dx=-1/2√x-dy/dx=√y/√xdy/dx=-√y/√xdy/dx=-√(1/9) /√(1/9) =-1 |
|