Wasif Hamid
New member
- Joined
- Feb 26, 2020
- Messages
- 2
Transform the equation 17x2 + 18xy - 7y2- 160 - 32y - 18 = 0 to one in which there is no term involving x, y and xy, both sets of axes being rectangular.
I'm sorry about that.But i have solved it already after thinking a while.Thanks.