Simplify the expression. (x)3(–x3y)2

The equation x2 – 1x – 90 = 0 has solutions {a, b}. what is a + b?

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

In the diagram below de and ed are tangent to 0 which expression gives the measure of def