An astronaut on the moon throws a baseball upward. The height of the ball in feet
(y) is related to the number of seconds since the ball was thrown (x).
y = -2.7x² + 30x + 6.5
How high will the ball be after 3 seconds? Use your calculator to pull up a function
table to help you. (6 points total)
a.
b.
Height after 3 seconds =
feet. (2 points)
Give two approximate times (in seconds) that the ball will be at a height of
75 feet.
and
seconds (on its way up). (2 points)
seconds (on its way down). (2 points)