13. A) Écris le nombre entier qui correspond aux lettres, selon la droite numérique ci- dessous.
++
A
-12
B
с
6
D
E
A:
B:
C:
D:
E:

Aball is thrown from a height of 139 feet with an initial downward velocity of 15 ft/s. the ball's height h (in feet) after t seconds is given by the following. h=139-15t-16t^2 how long after the ball is thrown does it hit the ground? round your answer(s) to the nearest hundredth. (if there is more than one answer, use the "or" button.) t =