Someone help me! PLS DONT SKIP

Find the average rate of change for f(x) = x2 − 3x − 10 from x = −5 to x = 10.

Over the last 8 nights, elyse earned the following in tips: {105, 120, 84, 95, 100, 132, 140}. if she earns $140 a night for the next four nights, which measure of center would increase more, the mean or median?

If f(x) and g(x) are inverse functions of each other, which of the following shows the graph of f(g(x)