C. Calculate the average rate of change of the functions f(x) = x, g(x) + x, and h(x) = 2 for each interval
1. (-1,0)
2. (-2,2)
3. (0.3)
4. [2,4)
5. 105)
6. [4,5)

Right triangle abc has three sides with lengths ab= 119, bc = 169, ca= 120. find the value of cos c. hint: draw and label the triangle. the hypotenuse is always the longest.