Ethan ran 11 miles in 2 hours. What is the unit rate of miles to hour? A. 5.5 miles per hour
B. 0.18 miles per hour
C. 5.5 hours per mile
D. 0. 18 hours per mile

Let f(x) = 3 − x . find the average rate of change of f(x) from x = a to x = a + h and simplify your answer so that no single factor of h is left in the denominator.

Which exponential function has an initial value of 2? f(x) = 2(3x) f(x) = 3(2x)

Perry observes the opposite parallel walls of a room in how many lines do the plains containing the walls intersect