A cannon ball is shot into the air and its height, in meters, is represented by the functions h= 1.5 + 13.1t - 4.9t2 where t is the time in seconds after the cannon ball is shot. How long will it take for the ball to hit the ground? (Round to the nearest tenth)

4+n=5

step-by-step explanation:

this is because the four is four hours and the n represents the 1 extra hour over the weekend.

b= i'm srry i don't know that one.

4+n=5 n=1 because if vernon plays 5 hours a week then 4+1=5 hours.

hope this : )

true

step-by-step explanation: