H(x)=x^2-1 Over which interval does h have a negative average rate of change?

Options:
A. −3≤x≤1
B. −1≤x≤5
C. −3≤x≤5
D. 1≤x≤4

In 2000 the average price of a football ticket was $48.28. during the next 4 years, the proce increased an average of 6% each year.a) write a model giving the average price (p), in dollars, of a ticket (t) in years after 2000.b) graph the model. estimate the year when the average ticket price was about $60