The high diver jumps off the springboard. For h (in meters) and t (in seconds) after diver leaves springboard, her height above water is provided by h=f(t)= -4t^2 8t 10
a. How high above water is springboard?
b. When does diver enters water?
c. When does diver reaches her maximum height?
d. Find maximum height (above the water) diver attains?
e. Compute domain of the function.