An olympic track runner is competing against a car. Both start from the same position. The runner's acceleration is ao(t)
12
m/s2 and the car's acceleration is a (t)
245
(t + 1)
m/s2
(t + 7)?
A. Give the position of the runner and the car as a function of time. Round all numerical values to 2
decimal(s).
Runner position: 8o(t) =
Car position: 81(t)
B. Find the maximum lead the runner has over the car. Round your answer to 2 decimal(s)
Maximum lead:
m

Assume that 1400 births are randomly selected and 1378 of the births are girls. use subjective judgment to describe the number of girls as significantly high, significantly low, or neither significantly low nor significantly high. choose the correct answer below. a. the number of girls is neither significantly low nor significantly high. b. the number of girls is significantly high. c. the number of girls is significantly low. d. it is impossible to make a judgment with the given information.

To convert celsius temperatures to fahrenheit, you can use the expression (c + 32). tom says that another way to write this expression is c + 32. what error did tom make?

B. two events are dependent if the occurrence of one event changes to occurrence of the second event. true or false