### Quadratic Equations, Synthetic Division, Maximum and Minimum Values and Multiplicities of Roots

(19) Using the formula s(t) = ?16t2 + v0t + s0 write the equation for the height of a rock propelled directly upward from the ground with an initial velocity of 60 feet per second. 19) ____________________ 20) What is the maximum height reached by the rock in problem 19, and how many seconds does it take for the rock to reach