PLEASE HELP ME WITH MY MATH HOMEWORK- please answer questions 1 and 2
i also added a picture of a graph for the problem

Vue is a baseball player who hits a baseball through the air. The path the baseball takes after Vue hits it can be modeled by the graph below.
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The baseball’s height above the ground in feet is a function of the time in seconds it travels through the air after it is hit. Use the graph to answer the following questions.
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1. ) A point has been placed on the coordinate (3,144). What does this point mean in terms of the situation?
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2. ) For what values of time(s) is the height of the ball decreasing?