A band is planning a concert at a local theater. The graph below shows the ticket sales per hour. What is the slope of the line shown in the graph?

A.
-400
B.
-250
C.
-2,000
D.
-1,500

In the polynomial below, what number should replace the question mark to produce a difference of squares? x2 + ? x - 36

Identify the type of observational study described. a statistical analyst obtains data about ankle injuries by examining a hospital's records from the past 3 years. cross-sectional retrospective prospective

If you could answer these your a life saver