The height y, in feet, of a football x seconds after it is thrown is modeled by the equation y = –16x2 + 24x + 1. What information does the zero of the equation 6 = –16x2 + 24x + 1 represent?
Answer
A
the height of the ball after 6 seconds
B
when the ball is 6 ft above the ground
C
the initial upward velocity of the ball
D
the horizontal distance traveled by the ball when it is 6 ft above the ground