The length of the latus rectum of 25x^2 + 9y^2 - 150x - 90y + 225 = 0 is _______
1)18/5
2)16/15
3)225/25
4)15/16
The length of the latus rectum of 25x^2 - 36y^2 = 225 is _______
1)5/6
2)9/6
3)25/6
4)6/25
Multiple choice problems
IDK how to find the latus rectum, i think i was absent that day.
Anyone wanna help?=]