Which statement best describes the domain and range of f(x) = -(7)^xand g(x) = 7^x?
A. f(x) and g(x) have the same domain and the same range.
B. f(x) and g(x) have same domain but different ranges.
C. f(x) and g(x) have different domains but the same range. D. f(x) and g(x) have different domains and different ranges.

The chs baseball team was on the field and the batter popped the ball up. the equation b(t)=80t-16•16+3.5 represents the height of the ball above the ground in feet as a function of time in seconds. how long will the catcher have to get in position to catch the ball before it hits the ground? round to the nearest second