None of these answers make sense to me, and I cannot go back and look at the notes, if you know anything about scientific notation can you please help :)

When only separate discreet points are graphed it is called?

The equation y= -16t^2+120 can be used to represent the fridge height above the ground where ti represents time in seconds after she threw the apple how long does it take the apple to hit the ground running your

An incoming airplane is x miles due north from the control tower at an airport. a second incoming airplane is y miles due east of the same control tower. the shortest distance between the two airplanes is z miles. which of the following functions would best model the situation above?