X+y= -12
xy=8
y=8/x
x+8/x=-12
x^2+12x+8=0
This has no integral
The chance of a point landing in that region is 12.5%
Answer:
x = 30
Step-by-step explanation:
(30) +
(30) = 28
(30) = 18
(30) = 10
18 + 10 = 28
Speed = distance / time
given:
distance = 225 km and time = 2.5 hours
so
speed = 225 / 2.5 = 90 km per hour
Answer:
Speed = 90 km per hour