Answer:
The height of the baseball after 3.5 seconds is 31 feet.
Step-by-step explanation:
Consider the provided expression.
The height of a baseball, in feet, is represented by this expression, where t is time in seconds.

To find the height of the baseball after 3.5 seconds, substitute the value of t = 3.5 in above expression




Hence, the height of the baseball after 3.5 seconds is 31 feet.