(08.02 MC) The function f(x) = −x2 − 9x + 10 shows the rela…

(08.02 MC) The function f(x) = −x2 − 9x + 10 shows the relationship between the vertical distance of a diver from a pool’s surface f(x), in feet, and the horizontal distance x, in feet, of a diver from the diving board. What is a zero of f(x), and what does it represent?