Problema Solution
when a ball is thrown upward at a speed of 19m/s, its height s about the ground (in meters) after t seconds is given by the formula.
s=19t-4.9t*2
find the height of the ball sfter 3 seconds
Answer provided by our tutors
s=19t-4.9t*2
find the height of the ball sfter 3 seconds
S(3)=19*3-4.9*3^2
=12.9 m.