The function h(t)=−16t2+48t+28 models the height (in feet) of a ball where t is the time (in seconds). How many seconds is the ball in the air before it hits the ground? Just write the numerical answer - do not include t= or any units in your answer. If your answer is not an integer, enter it either as a decimal or an improper fraction - do NOT use mixed numbers

i believe the correct answer is option 4.principalities were small territories that were run by russian rulers.

which statement correctly defines principalities in northern asia in the 1200s? principalities were small territories that were run by russian rulers.

hope i could ! : )

i think it will be zero as slope has a formula of difference between initial and final distance divided by itz time interval

a triangular prism is a 3 dimensional shape composed of triangles and rectangles. it is made from two triangular bases and three rectangular sides.