A baseball diamond is a square with 90 ft sides. A runner has taken a 9 ft lead from first base. At the moment the ball is pitched

straight-line
range-of-function

#1

A baseball diamond is a square with 90 ft sides. A runner has taken a 9 ft lead from first base. At the moment the ball is pitched, the runner runs toward second base at 27 ft/s.
A. Express the runner’s straight-line distance d from home plate as a function of the time t after the ball is thrown.
B. What is the domain and range of the function?

Answer:

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