Using the completing-the-square method, rewrite f(x) = x2 − 8x + 3 in vertex form. a f(x) = (x − 8)2 b f(x) = (x − 4)2 − 13 c f(x) = (x − 4)2 + 3 d f(x) = (x − 4)2 + 16

!! 10 ! a westbound jet leaves central airport traveling 635 miles per hour. at the same time, an eastbound plane departs at 325 miles per hour. in how many hours will the planes be 1900 miles apart?

The radius of a sphere is 3 inches. which represents the volume of the sphere?

Graph the system of inequalities presented here on your own paper, then use your graph to answer the following questions: y < 4x − 8 y is greater than or equal to negative 5 over 2 times x plus 5 part a: describe the graph of the system, including shading and the types of lines graphed. provide a description of the solution area. (6 points) part b: is the point (5, −8) included in the solution area for the system? justify your answer mathematically. (4 points)