A tennis ball machine serves a ball vertically into the air from a height of 2 feet, with an initial speed of 110 feet per second. After how many seconds does the ball attain its maximum height?
A) 2.87 sec
B) 3.44 sec
C) 4.65 sec
D) 5.41 sec
Answer:
B) 3.44 sec
A tennis ball machine serves a ball vertically into the air from a height of 2 feet with an initial
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