During a softball game Steph, hits a ball with an initial velocity of 96 ft/ second from a height of 3 feet. Write an Eqaution representing the balls height h(x) where t is the time in seconds after the ball is hit.

After how many seconds will the ball reach its maximum height?

What is the maximum height of the ball?

After how many seconds did the ball hit the ground?

What is the height after 4 seconds?

What graph correctly matches the equation y equals two negative x

An automobile assembly line operation has a scheduled mean completion time, μ, of 12 minutes. the standard deviation of completion times is 1.6 minutes. it is claimed that, under new management, the mean completion time has decreased. to test this claim, a random sample of 33 completion times under new management was taken. the sample had a mean of 11.2 minutes. assume that the population is normally distributed. can we support, at the 0.05 level of significance, the claim that the mean completion time has decreased under new management? assume that the standard deviation of completion times has not changed.

The serenity and the mystic are sail boats. the serenity and the mystic start at the same point and travel away from each other in opposite directions. the serenity travels at 16 mph and the mystic travels at 19 mph. how far apart will they be in 3 hours?