Cho m là tham số. Tìm điều kiện của m để phương trình x^2+2(m+1)+m+3=0 có nghiệm kép
1 answer:
You might be interested in
This is the question he/she idk is doing:Otter Experience Boat Tours counted how many otters were seen on their recent tours. 17 otters were seen on Wednesday, 20 on Thursday, 19 on Friday, 29 on Saturday, and 31 on Sunday.
Find the mean number of otters.
