Vinnie Testerverte is standing on the 40 yard line of the Washington Redskins when he throws a pass towards his end zone. The equation that represents the path of the ball is y = -0.0975x2 + 3.9x + 6 where x represents the number of yards from 40 yard line and y
represents the number of feet the ball is above the ground.
1. How high is the ball when it crosses the
a) 30 yd line?
b) 15 yd line?
C) 5 yd line?