Average change in d(t) = (350-126) / (5-3) = 112 m/s
This represents the average speed of the object during the 2 second period between t = 3 and t = 5.
Answer:
2.5 mph
Step-by-step explanation:
Peter walks 2.5 miles per hour
If he walks 15 miles in 6 hours then divide 15 by 6
15 divided by 6 is 2.5 so every hour peter walks 2.5 miles or 2 1/2
Answer: The correct answer is "No, because there is a lot of variability in the language arts book data."
The mean of the language arts book is higher than the mean of the social studies book, however, there is a lot of variability in the language arts book. This means that the language arts book could actually be lower than the social studies book. It is not likely but it could happen.
Answer:
y=-9x²+54x+63
Step-by-step explanation:
y=-9(x²-7x+x-7)
y= -9(x²-6x-7)
y=-9x²+54x+63
Answer:
D = 5
Step-by-step explanation:
D = Sqrt(b^2-4ac) = Sqrt(49-24) = 5